Willem PikaarAge: 2 years1903–1905
- Name
- Willem Pikaar
| Birth | January 30, 1903 22 21 |
| Birth of a brother | Hendrikus Pikaar March 15, 1904 (Age 13 months) |
| Death of a brother | Hendrikus Pikaar March 5, 1905 (Age 2 years) |
| Birth of a sister | Maria Catharina Pikaar March 19, 1905 (Age 2 years) |
| Death of a sister | Maria Catharina Pikaar March 21, 1905 (Age 2 years) |
| Death | July 1, 1905 (Age 2 years) |
| Family with parents |
| father |
Willem Pikaar Birth: November 18, 1880 27 27 — Leiden Death: June 25, 1942 — Leiden |
| mother |
Maria Catharina Kop Birth: May 20, 1881 — Leiden Death: July 6, 1948 — Leiden |
| elder brother |
Paulus Pikaar Birth: September 30, 1901 20 20 — Leiden Death: June 7, 1994 — Oegstgeest |
|
16 months himself |
Willem Pikaar Birth: January 30, 1903 22 21 — Leiden Death: July 1, 1905 — Leiden |
|
13 months younger brother |
Hendrikus Pikaar Birth: March 15, 1904 23 22 — Leiden Death: March 5, 1905 — Leiden |
|
1 year younger sister |
Maria Catharina Pikaar Birth: March 19, 1905 24 23 — Leiden Death: March 21, 1905 — Leiden |
|
13 months younger sister |
Maria Catharina Pikaar Birth: April 18, 1906 25 24 — Leiden Death: May 1, 1911 — Leiden |
|
2 years younger sister |
Anna Wilhelmina Pikaar Birth: August 9, 1908 27 27 — Leiden Death: November 29, 2011 — Leiden |
|
13 months younger sister |
Jannetje Pikaar Birth: September 17, 1909 28 28 — Leiden Death: April 7, 1977 — Leiden |
|
20 months younger sister |
Maria Catharina Pikaar Birth: May 21, 1911 30 30 — Leiden Death: August 21, 1911 — Leiden |
| sister |
Private |
| brother |
Private |
| younger sister |
Maria Catharina Pikaar Birth: about November 21, 1919 39 38 — Leiden Death: about January 3, 1998 — Leiden |
|
14 months younger sister |
Elizabeth Pikaar Birth: January 18, 1921 40 39 — Leiden Death: January 18, 1921 — Leiden |