Joannes Jacobus KoelmanAge: 21 years1875–1896
- Name
- Joannes Jacobus Koelman
- Given names
- Joannes Jacobus
- Surname
- Koelman
| Birth | about 1875 37 36 |
| Death of a father | Dirk Daniel Koelman before 1880 (Age 5 years) |
| Death of a brother | Franciscus Dirk Daniel Koelman May 16, 1881 (Age 6 years) |
| Death of a maternal grandmother | Nathalia Tas March 15, 1889 (Age 14 years) Age: 88 |
| Death | November 19, 1896 (Age 21 years) |
| Family with parents |
| father |
Dirk Daniel Koelman Birth: about 1838 28 32 — Amsterdam, Noord-Holland, NL Death: before 1880 — Op Zee |
| mother |
Pieternella Maria van Dierendonck Birth: December 10, 1838 48 37 — Vlissingen, Zeeland, NL Death: April 9, 1929 — Vlissingen, Zeeland, NL |
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Marriage: December 20, 1865 — Vlissingen, Zeeland, NL |
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6 months elder sister |
Nathalia Pieternella Koelman Birth: June 12, 1866 28 27 — Vlissingen, Zeeland, NL |
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3 years elder brother |
Franciscus Dirk Daniel Koelman Birth: about 1868 30 29 — Vlissingen, Zeeland, NL Death: May 16, 1881 — Vlissingen, Zeeland, NL |
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5 years elder brother |
Jacobus Guilielmus Carolus Koelman Birth: calculated May 17, 1873 35 34 — Antwerpen, Antwerpen, België Death: September 2, 1873 — Antwerpen, Antwerpen, België |
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13 months elder sister |
Joanna Maria Jacoba Koelman Birth: June 26, 1874 36 35 — Antwerpen, Antwerpen, België Death: February 11, 1932 — Rotterdam, Zuid-Holland, NL |
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18 months himself |
Joannes Jacobus Koelman Birth: about 1875 37 36 — Antwerpen, Antwerpen, België Death: November 19, 1896 — Vlissingen, Zeeland, NL |