Johann Frederik WinkelhagenAge: 7 years1831–1839
- Name
- Johann Frederik Winkelhagen
| Birth | August 28, 1831 28 26 |
| Death of a mother | Johanna Regina Severing August 6, 1832 (Age 11 months) |
| Death | grave inscription in Rembang February 20, 1839 (Age 7 years) |
| Family with parents |
| father |
Christoffel Nicolaas Winckelhaagen Birth: estimated based on listing rules for the Regeerings Almanak, age 16 — about 1803 Death: May 29, 1850 — Samarang, Central Java, Netherlands East Indies |
| mother |
Johanna Regina Severing Birth: estimated based on multiple children — about 1805 20 Death: 1833 Almanac, had 18 Oct 1832 same source? — August 6, 1832 |
| himself |
Johann Frederik Winkelhagen Birth: August 28, 1831 28 26 — Rembang, Central Java, Netherlands East Indies Death: grave inscription in Rembang — February 20, 1839 — Rembang, Central Java, Netherlands East Indies |
| Father’s family with Constancia von Mansfeldt |
| father |
Christoffel Nicolaas Winckelhaagen Birth: estimated based on listing rules for the Regeerings Almanak, age 16 — about 1803 Death: May 29, 1850 — Samarang, Central Java, Netherlands East Indies |
| step-mother |
Constancia von Mansfeldt Birth: May 21, 1826 25 — Palembang, Netherlands East Indies Death: April 1904 — Timor Koepang, Netherlands East Indies |
|
Marriage: July 3, 1840 — Semarang, Java, Netherlands East Indies |
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4 years half-sister |
Constancia von Winkelhagen Birth: October 17, 1844 41 18 — Semarang, Java, Netherlands East Indies Death: Oom Wim had 1831-1937 — May 5, 1938 — Batavia, West Java, Netherlands East Indies |