Jan Kornelis JensmaAge: 25 years1898–1923
- Name
- Jan Kornelis Jensma
| Birth | July 1, 1898 |
| Birth of a brother | Klaas Jensma February 20, 1901 (Age 2 years) |
| Birth of a sister | Sjoukje Jensma April 14, 1904 (Age 5 years) |
| Death | November 23, 1923 (Age 25 years) |
| Family with parents |
| father |
Kornelis Jans Jensma Birth: September 17, 1872 — Blija Death: May 31, 1964 — Slootdorp |
| mother |
Grietje Bosch Birth: May 22, 1875 — Brantgum Death: May 29, 1935 — Zuidlaren |
|
Marriage: May 23, 1895 — Ferwerd |
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3 years himself |
Jan Kornelis Jensma Birth: July 1, 1898 — Hijum Death: November 23, 1923 — Hijum |
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3 years younger brother |
Klaas Jensma Birth: February 20, 1901 — Hijum Death: January 14, 1988 |
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3 years younger sister |
Sjoukje Jensma Birth: April 14, 1904 — Hijum Death: April 12, 1964 — Slootdorp |