Frederick Wilhelm Frik Koch 1911–1977

Frederick Wilhelm Frik Koch, 1911–1977 (aged 65 years)

Name Frederick Wilhelm Frik Koch

Name: Frederick Wilhelm /Koch/
Given names: Frederick Wilhelm
Nickname: Frik
Surname: Koch

Gender Male

Events of close relatives Historic events
Birth	October 29, 1911 44 30 Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I388&ged=LTGedcom Source: South Africa, Dutch Reformed Church Registers (Cape Town Archives), 1660-1970 Citation details: Baptism: Frederick Wilhelm KOCH (1912), FamilySearch (https://familysearch.org/ark:/61903/3:1:3Q9M-CSKX-993G-P?cc=1478678 : 10 December 2020), > image 1 of 1; State Archives, Cape Province : accessed 12 Jan 2022 Baptism: Frederick Wilhelm KOCH (1912)
Baptism	January 21, 1912 44 30 (aged 2 months) Oudtshoorn, Western Cape, South Africa Source: South Africa, Dutch Reformed Church Registers (Cape Town Archives), 1660-1970 Citation details: Baptism: Frederick Wilhelm KOCH (1912), FamilySearch (https://familysearch.org/ark:/61903/3:1:3Q9M-CSKX-993G-P?cc=1478678 : 10 December 2020), > image 1 of 1; State Archives, Cape Province : accessed 12 Jan 2022 Baptism: Frederick Wilhelm KOCH (1912)
Epidemic	Smallpox 1912 (aged 0) Source citation: Wikipedia Note: Smallpox outbreaks: The outbreak of smallpox is reported in the Malay Location, Johannesburg and cases of smallpox are discovered in Durban.
Death of a brother	Casper Johannes Koch November 10, 1917 (aged 6 years)
War	World War I from July 28, 1914 to November 11, 1918 (aged 7 years) Source citation: Wikipedia
Epidemic	Spanish flu 1918 (aged 6 years) Source citation: Wikipedia Note: An estimated 500,000 people die from the Spanish flu epidemic in South Africa, the fifth hardest hit country in the world.
Prime minister	Louis Botha from May 31, 1910 to August 27, 1919 (aged 7 years) Source citation: Wikipedia
Prime minister	Jan Christiaan Smuts from September 3, 1919 to June 30, 1924 (aged 12 years) Source citation: Wikipedia
Economic Event	Wall Street Crash October 1929 (aged 17 years) Source citation: Wikipedia Note: The Wall Street Crash sets off the Great Depression, the most severe worldwide economic depression in the 20th century.
Death of a maternal grandfather	Johannes Theodorus Gerhardus Ferreira between September 23, 1930 and September 24, 1930 (aged 18 years) Age: 78 years George, Western Cape, South Africa Address: Hospital, George Cause: acute lobar pneumonia Source: South Africa, Cape Province, Civil Deaths, 1895-1972 Citation details: Death registration Johan Gerhardus FERREIRA: FamilySearch (https://familysearch.org/pal:/MM9.3.1/TH-1942-22084-11393-20?cc=1779109 : accessed 6 October 2015), 1930 > George > image 313 of 415; National Archives, Pretoria. Text: 23 Sep 1930 Date of entry in original source: September 24, 1930 Quality of data: primary evidence Death registration: Johan Gerhardus Ferreira (1930) Source: Gericke Family Tree Text: 24 Sep 1930 Citation details: cf b4c4d1 Source: South Africa, Cape Province, Probate Records of the Master of the High Court, 1834-1989 Citation details: Death notice: Johannes Gerhardus FERREIRA (1930), MOOC 6/9/3785 #27993/1930, https://familysearch.org/ark:/61903/3:1:3Q9M-C91Q-HS3N-7?mode=g&i=290&cat=331262 image 291/1314 : accessed 21 Feb 2017 Text: 24 Sep 1930 Date of entry in original source: October 8, 1930 Death notice: Johannes Gerhardus FERREIRA (1930)
Death of a maternal grandmother	Anna Magdalena Egberta Gericke January 21, 1931 (aged 19 years) Age: 79 years Kloof Street, Oudtshoorn, Western Cape, South Africa Source: Gericke Family Tree Citation details: b4c5d1 Source: South Africa, Cape Province, Civil Records, 1840-1972 Citation details: Death registration: Anna Magdelena Egbertha GERICKE (1931), FamilySearch (https://familysearch.org/ark:/61903/3:1:33S7-95FG-6HZ?cc=1779109&wc=Q81G-685%3A139964401%2C141624001 : 21 August 2019), 1931 > Oudtshoorn > image 70 of 786; National Archives, Pretoria : accessed 4 Jan 2022 Death registration: Anna Magdelena Egbertha GERICKE (1931)
Occupation	Sergeant 1938 (aged 26 years) Employer: SA Police Source: South Africa, Cape Province, Western Cape Archives Records, 1792-1992 Citation details: FamilySearch (https://familysearch.org/ark:/61903/1:1:Q23Q-8GZ2 : 19 May 2016), Frederick Wilhelm Koch and Maria Johanna Wilhelmina Van Zyl, 12 Jul 1938; citing Marriage, Cape Town, Cape, Cape, South Africa, Western Cape Archives, Cape Town; FHL microfilm : accessed 16 Jul 2016
Prime minister	James Barry Munnik Hertzog from June 30, 1924 to September 5, 1939 (aged 27 years) Source citation: Wikipedia
Death of a mother	Jacoba Egberta Ferreira March 14, 1940 (aged 28 years) Acacia District, Beaufort West, Western Cape, South Africa Source: eGSSA Gravestone Library Citation details: http://www.graves-at-eggsa.org/main.php?g2_itemId=2045317 : accessed 4 June 2016 Gravestone: Jacoba Egbertha Koch (1940) Source: South Africa, Cape Province, Civil Deaths, 1895-1972 Citation details: Death registration Jacoba Egberta FERREIRA: FamilySearch (https://familysearch.org/pal:/MM9.3.1/TH-1-159394-172310-19?cc=1779109 : accessed 25 September 2015), 1940 > Beaufort West > image 82 of 381; National Archives, Pretoria Text: Carcinoma of the spine Date of entry in original source: March 15, 1940 Quality of data: primary evidence Death Registration: Jacoba Egberta Koch (1940) Source: Parish registers, NGK Beaufort West Citation details: Burial: Jacoba Egberta KOCH (1940), https://www.familysearch.org/ark:/61903/3:1:3Q9M-CSKD-YKXG?i=98&cat=1152816 : accessed 9 Jan 2020 Burial: Jacoba Egberta KOCH (1940)
Burial of a mother	Jacoba Egberta Ferreira March 15, 1940 (aged 28 years) Beaufort West, Western Cape, South Africa Address: Old cemetery, Corner of Blyth and Van Wyk Street, Beaufort West Source: eGSSA Gravestone Library Citation details: http://www.graves-at-eggsa.org/main.php?g2_itemId=2045317 : accessed 4 June 2016 Gravestone: Jacoba Egbertha Koch (1940) Source: Parish registers, NGK Beaufort West Citation details: Burial: Jacoba Egberta KOCH (1940), https://www.familysearch.org/ark:/61903/3:1:3Q9M-CSKD-YKXG?i=98&cat=1152816 : accessed 9 Jan 2020 Burial: Jacoba Egberta KOCH (1940)
Death of a son	Theseus Koch August 5, 1940 (aged 28 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I396&ged=LTGedcom
Death of a father	Michiel Hendrik Koch August 12, 1941 (aged 29 years) Age: 73 years Osplaas, De Doorns, Western Cape, South Africa Source: South Africa, Cape Province, Civil Deaths, 1895-1972 Citation details: Death registration Michael Hendrik KOCH: FamilySearch (https://familysearch.org/pal:/MM9.3.1/TH-1-9718-39131-91?cc=1779109 : accessed 25 September 2015), 1941 > Worcester > image 468 of 790; National Archives, Pretoria. Date of entry in original source: August 12, 1941 Quality of data: primary evidence Death Registration: Michiel Hendrik Koch (1941) Source: eGSSA Gravestone Library Citation details: Gravestone: MH KOCH (1868-1941), http://www.graves-at-eggsa.org/main.php?g2_itemId=1173673 : accessed 25 Sep 2015 Gravestone: MH KOCH (1868-1941) Quality of data: secondary evidence Source: LT GEDCOM Text: 14 AUG 1941 Citation details: https://genes.tronsmit.com/individual.php?pid=I285&ged=LTGedcom
War	World War II from September 1, 1939 to September 2, 1945 (aged 33 years) Source citation: Wikipedia
Prime minister	Jan Christiaan Smuts from September 5, 1939 to June 4, 1948 (aged 36 years) Source citation: Wikipedia
Prime minister	Daniel Francois Malan from June 4, 1948 to November 30, 1954 (aged 43 years) Source citation: Wikipedia
Death of a brother	Petrus Daniel Piet Koch June 2, 1956 (aged 44 years) Age: 40 years 10 months Paul Roux, Free State, South Africa Source: South Africa, Orange Free State, Estate Files, 1951-2006 Citation details: Death notice: Pieter Daniël KOCH (1956), VAB 721/56 No. D 18/4/57, https://www.familysearch.org/ark:/61903/3:1:3QS7-998H-B7QB?i=314 : accessed 6 Dec 2018 Text: Sterfplek: In motorkar op pad van Paul Roux na Senekal O.V.S. 12 myl uit Paul Roux. Death notice: Pieter Daniël KOCH (1956) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I391&ged=LTGedcom Text: Sasolburg
Prime minister	Johannes Gerhardus Strijdom from November 30, 1954 to August 24, 1958 (aged 46 years) Source citation: Wikipedia
Economic Event	Rand adopted February 14, 1961 (aged 49 years) South Africa Source citation: Wikipedia Note: Decimalisation of currency replaces the South African pound with the South African rand.
Historical Event	Republic of South Africa May 31, 1961 (aged 49 years) Source citation: Wikipedia Note: South Africa becomes a republic.
Prime minister	Hendrik Frensch Verwoerd from September 2, 1958 to September 6, 1966 (aged 54 years) Source citation: Wikipedia
Death of a brother	Michiel Hendrik Koch October 8, 1966 (aged 54 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I424&ged=LTGedcom Source: National Automated Archival Information Retrieval System (NAAIRS) Citation details: Death notice: Machiel Hendrik KOCH (1966), TAB MHG #9212/66 : accessed 10 Oct 2020 Text: KOCH, MACHIEL HENDRIK. PREDECEASED SPOUSE MARY ELENA LOUISA KOCH. SURVIVING SPOUSE ELZIE JACOBA KOCH. Source: eGSSA Gravestone Library Citation details: Gravestone: Machiel Hendrik KOCH (1901-1966) and Mary Elena KOCH (1903-1962), https://www.graves-at-eggsa.org/main.php?g2_itemId=4396696 : accessed 12 Feb 2022 Gravestone: Machiel Hendrik KOCH (1901-1966) and Mary Elena KOCH (1903-1962)
Death of a sister	Anna Magdalena Egbertha Koch September 28, 1972 (aged 60 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I376&ged=LTGedcom
Death of a brother	Johannes Gerhardus Jan Koch April 20, 1973 (aged 61 years) Source: LT GEDCOM Text: 10 APR 1972 Citation details: https://genes.tronsmit.com/individual.php?pid=I413&ged=LTGedcom Source: eGSSA Gravestone Library Citation details: Gravestone: Johannes Gerhardus KOCH (1901-1973) and Hester Magdalena Jacoba Hendricka JONKER (1897-1974), https://www.graves-at-eggsa.org/main.php?g2_itemId=4309997 : accessed 12 Feb 2022 Gravestone: Johannes Gerhardus KOCH (1901-1973) and Hester Magdalena Jacoba Hendricka JONKER (1897-1974)
Death of a sister	Jacoba Egberta Bertie Koch January 1976 (aged 64 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I374&ged=LTGedcom
Death of a son	Wilhelm Boetman Koch June 28, 1976 (aged 64 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I399&ged=LTGedcom
Death of a brother	Burgher Ferreira Koch November 1976 (aged 65 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I390&ged=LTGedcom
Prime minister	Balthazar Johannes Vorster from September 13, 1966 to October 2, 1978 (on the date of death) Source citation: Wikipedia
Burial of a father	Michiel Hendrik Koch De Doorns, Western Cape, South Africa Address: Ou NG Kerk begraafplaas, De Doorns Source: eGSSA Gravestone Library Citation details: Gravestone: MH KOCH (1868-1941), http://www.graves-at-eggsa.org/main.php?g2_itemId=1173673 : accessed 25 Sep 2015 Gravestone: MH KOCH (1868-1941)
Death	October 17, 1977 (aged 65 years) Source: LT GEDCOM Citation details: https://genes.tronsmit.com/individual.php?pid=I388&ged=LTGedcom

Date differences

Family with parents
father	Links Birth: October 18, 1867 33 35 Baptism: January 14, 1868 33 35 — Prins Albert, Western Cape, South Africa Marriage: April 10, 1900 — George, Western Cape, South Africa Death: August 12, 1941 — De Doorns, Western Cape, South Africa Burial: De Doorns, Western Cape, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Jacoba Egberta Ferreira Johannes Gerhardus Jan Koch Michiel Hendrik Koch Andries Herklaas Koch Anna Magdalena Egbertha Koch Johanna Andrichetta Thebus Koch Jacoba Egberta Bertie Koch Frederick Wilhelm Frik Koch Burgher Ferreira Koch Petrus Daniel Piet Koch Casper Johannes Koch Andries Christian David Dries Koch Martinus Gericke Jeppe Koch Ebenhaezer Eben Koch Michiel Hendrik Koch 1867–1941 Birth: October 18, 1867 33 35 Death: August 12, 1941 — De Doorns, Western Cape, South Africa
mother	Links Birth: October 9, 1881 28 29 Marriage: April 10, 1900 — George, Western Cape, South Africa Death: March 14, 1940 — Beaufort West, Western Cape, South Africa Burial: March 15, 1940 — Beaufort West, Western Cape, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Michiel Hendrik Koch Johannes Gerhardus Jan Koch Michiel Hendrik Koch Andries Herklaas Koch Anna Magdalena Egbertha Koch Johanna Andrichetta Thebus Koch Jacoba Egberta Bertie Koch Frederick Wilhelm Frik Koch Burgher Ferreira Koch Petrus Daniel Piet Koch Casper Johannes Koch Andries Christian David Dries Koch Martinus Gericke Jeppe Koch Ebenhaezer Eben Koch Jacoba Egberta Ferreira 1881–1940 Birth: October 9, 1881 28 29 Death: March 14, 1940 — Beaufort West, Western Cape, South Africa
Marriage	Marriage — April 10, 1900 — George, Western Cape, South Africa
9 months elder brother	Links Birth: January 12, 1901 33 19 Baptism: February 10, 1901 33 19 — George, Western Cape, South Africa Death: April 20, 1973 Burial: Johannesburg, Gauteng, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Hester Magdalena Jacoba Hendricka Jonker Burghers Baps Koch Michael Hendrik Mike Koch Jacoba Egbertha Johannes Bertha Koch Johannes Gerhardus Jan Koch 1901–1973 Birth: January 12, 1901 33 19 Death: April 20, 1973
14 months elder brother	Links Birth: March 6, 1902 34 20 Baptism: June 8, 1902 34 20 — George, Western Cape, South Africa Marriage: after 1962 Death: October 8, 1966 Burial: Johannesburg, Gauteng, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Maria Magdalena Louisa Mary Kroucamp Family with spouse Elzie Jacoba du Plessis Michiel Hendrik Koch 1902–1966 Birth: March 6, 1902 34 20 Death: October 8, 1966
22 months elder brother	Links Birth: December 29, 1903 36 22 Death: May 4, 1905 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Andries Herklaas Koch 1903–1905 Birth: December 29, 1903 36 22 Death: May 4, 1905
2 years elder sister	Links Birth: December 4, 1905 38 24 Marriage: January 3, 1927 Divorce: about 1943 Marriage: February 13, 1948 — Johannesburg, Gauteng, South Africa Divorce: 1964 Death: September 28, 1972 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse William Frank Minny Mona Beatrice Minny Dudley Athlone Minny Family with spouse Daniel Stander Anna Magdalena Egbertha Koch 1905–1972 Birth: December 4, 1905 38 24 Death: September 28, 1972
23 months elder sister	Links Birth: October 24, 1907 40 26 — Oudtshoorn, Western Cape, South Africa Occupation: Afrikaans teacher Death: September 5, 2003 — Cape Town, Western Cape, South Africa Cremation: Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Christian Gert Conradie Christie Theron Cynthia Theron Johanna Andrichetta Thebus Koch 1907–2003 Birth: October 24, 1907 40 26 — Oudtshoorn, Western Cape, South Africa Death: September 5, 2003 — Cape Town, Western Cape, South Africa
2 years elder sister	Links Birth: November 28, 1909 42 28 — Oudtshoorn, Western Cape, South Africa Occupation: Nurse — 1931 Church: Membership — September 7, 1958 — Roodepoort, Gauteng, South Africa Death: January 1976 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Jacoba Egberta Bertie Koch 1909–1976 Birth: November 28, 1909 42 28 — Oudtshoorn, Western Cape, South Africa Death: January 1976
23 months himself	Links Birth: October 29, 1911 44 30 Baptism: January 21, 1912 44 30 — Oudtshoorn, Western Cape, South Africa Occupation: Sergeant — 1938 Death: October 17, 1977 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Maria Johanna Wilhelmina Mita van Zyl Theseus Koch Wilhelm Boetman Koch Frederick Wilhelm Frik Koch 1911–1977 Birth: October 29, 1911 44 30 Death: October 17, 1977
22 months younger brother	Links Birth: August 5, 1913 45 31 Occupation: miner — 1938 Death: November 1976 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Burgher Ferreira Koch 1913–1976 Birth: August 5, 1913 45 31 Death: November 1976
2 years younger brother	Links Birth: July 30, 1915 47 33 — Oudtshoorn, Western Cape, South Africa Marriage: December 24, 1940 — Vryheid, KwaZulu-Natal, South Africa Occupation: farmer — 1940 Divorce: 1949 Marriage: before 1952 — Johannesburg, Gauteng, South Africa Occupation: welder — 1956 — Sasolburg, Free State, South Africa Death: June 2, 1956 — Paul Roux, Free State, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Doreen Christoffelina Nel Family with spouse Stoffelina Lallie van Schalkwyk Toby van Schalkwyk Koch Petrus Daniel Piet Koch 1915–1956 Birth: July 30, 1915 47 33 — Oudtshoorn, Western Cape, South Africa Death: June 2, 1956 — Paul Roux, Free State, South Africa
2 years younger brother	Links Birth: November 6, 1917 50 36 Baptism: November 10, 1917 50 36 Death: November 10, 1917 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Casper Johannes Koch 1917–1917 Birth: November 6, 1917 50 36 Death: November 10, 1917
11 months younger brother	Links Birth: October 10, 1918 50 37 Death: February 5, 1982 Burial: Barberton, Mpumalanga, South Africa Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Aletta C. Lettie Visagie Frederick Wilhelm Kochie Koch Andries Christian David Dries Koch 1918–1982 Birth: October 10, 1918 50 37 Death: February 5, 1982
3 years younger brother	Links Birth: June 25, 1921 53 39 — Oudtshoorn, Western Cape, South Africa Occupation: police officer — before 1984 Death: April 6, 1998 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Susanna Catharina Sannie van der Merwe Family with spouse Maria Magdalena Miemie van Staden Martinus Gericke Jeppe Koch 1921–1998 Birth: June 25, 1921 53 39 — Oudtshoorn, Western Cape, South Africa Death: April 6, 1998
3 years younger brother	Links Birth: July 31, 1924 56 42 Marriage: before 1984 Death: October 11, 1989 Cremation: October 16, 1989 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Hendrina Maria Magdalena Hennie Willemse Sylvia Teresa Koch Family with spouse Catharina Yda Maria … Ebenhaezer Eben Koch 1924–1989 Birth: July 31, 1924 56 42 Death: October 11, 1989

Family with Maria Johanna Wilhelmina Mita van Zyl
himself	Links Birth: October 29, 1911 44 30 Baptism: January 21, 1912 44 30 — Oudtshoorn, Western Cape, South Africa Occupation: Sergeant — 1938 Death: October 17, 1977 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Maria Johanna Wilhelmina Mita van Zyl Theseus Koch Wilhelm Boetman Koch Frederick Wilhelm Frik Koch 1911–1977 Birth: October 29, 1911 44 30 Death: October 17, 1977
wife	Links Birth: April 4, 1913 — Vanrhynsdorp, Western Cape, South Africa Occupation: Teacher — 1938 Death: August 30, 2003 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Frederick Wilhelm Frik Koch Theseus Koch Wilhelm Boetman Koch Maria Johanna Wilhelmina Mita van Zyl 1913–2003 Birth: April 4, 1913 — Vanrhynsdorp, Western Cape, South Africa Death: August 30, 2003
son	Links Birth: June 13, 1939 27 26 Death: August 5, 1940 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Theseus Koch 1939–1940 Birth: June 13, 1939 27 26 Death: August 5, 1940
daughter	Private –
son	Links Birth: March 24, 1943 31 29 Death: June 28, 1976 Links Ancestors Compact tree Fan chart Hourglass chart Interactive tree Pedigree Pedigree map Relationships Family with spouse Wilhelm Boetman Koch 1943–1976 Birth: March 24, 1943 31 29 Death: June 28, 1976
son	Private –
son	Private –
daughter	Private –

Family navigator

Family with parents
father Parents Johannes Petrus Jan Koch Johanna Andriëtta Teubes	Michiel Hendrik Koch 1867–1941
mother Parents Johannes Theodorus Gerhardus Ferreira Anna Magdalena Egberta Gericke	Jacoba Egberta Ferreira 1881–1940
elder brother Family Hester Magdalena Jacoba Hendricka Jonker Burghers Baps Koch Michael Hendrik Mike Koch Private Jacoba Egbertha Johannes Bertha Koch	Johannes Gerhardus Jan Koch 1901–1973
elder brother Family Maria Magdalena Louisa Mary Kroucamp Private Private Private Private Private Private Private Private Family Elzie Jacoba du Plessis	Michiel Hendrik Koch 1902–1966
elder brother	Andries Herklaas Koch 1903–1905
elder sister Family William Frank Minny Mona Beatrice Minny Dudley Athlone Minny Family Daniel Stander	Anna Magdalena Egbertha Koch 1905–1972
elder sister Family Christian Gert Conradie Christie Theron Cynthia Theron Private Private Private	Johanna Andrichetta Thebus Koch 1907–2003
elder sister Family Private Private Private	Jacoba Egberta Bertie Koch 1909–1976
himself	Frederick Wilhelm Frik Koch 1911–1977
younger brother Family Private Private	Burgher Ferreira Koch 1913–1976
younger brother Family Doreen Christoffelina Nel Family Stoffelina Lallie van Schalkwyk Toby van Schalkwyk Koch	Petrus Daniel Piet Koch 1915–1956
younger brother	Casper Johannes Koch 1917–1917
younger brother Family Aletta C. Lettie Visagie Frederick Wilhelm Kochie Koch Private Private	Andries Christian David Dries Koch 1918–1982
younger brother Family Susanna Catharina Sannie van der Merwe Private Private Family Maria Magdalena Miemie van Staden Private Private Private	Martinus Gericke Jeppe Koch 1921–1998
younger brother Family Hendrina Maria Magdalena Hennie Willemse Private Sylvia Teresa Koch Private Private Private Family Catharina Yda Maria …	Ebenhaezer Eben Koch 1924–1989

Family with Maria Johanna Wilhelmina Mita van Zyl
himself	Frederick Wilhelm Frik Koch 1911–1977
wife	Maria Johanna Wilhelmina Mita van Zyl 1913–2003
son	Theseus Koch 1939–1940
daughter Family Frans Johannes Hendrik Frans Barnard Private	Private
son Family Private Private	Wilhelm Boetman Koch 1943–1976
son Family Charlottha Anna Aletta Lottie Odendaal Private	Private
son Family Private Private Private Private	Private
daughter Family Private Private Private	Private