| Holger Hammar |   | Born: 1863-01-14 | Died: 1884-08-21 |
| Father: August Hammar (Sr) | Mother: Elin Hammar | ||
| Children: none | |||
| Siblings: Eliana Jakobina (Bina) Hammar, Eva Hammar, Gunnar Hammar, Johannes Hammar, Josef Hammar, August Hammar (Jr) | |||
A history of two brothers
| Holger Hammar | | Born: 1863-01-14 | Died: 1884-08-21 |
| Father: August Hammar (Sr) | Mother: Elin Hammar | ||
| Children: none | |||
| Siblings: Eliana Jakobina (Bina) Hammar, Eva Hammar, Gunnar Hammar, Johannes Hammar, Josef Hammar, August Hammar (Jr) | |||