| 1. | Leander Koos was born about 1830 in Baden, Germany; died in Q1 1904 in Merthyr Tydfil. Family/Spouse: Margaret. Margaret was born about 1832 in Merthyr Tydfil. [Group Sheet] [Family Chart]
|
| 2. | George Koos George married Clara Morton in Q2 1878 in Merthyr Tydfil. Clara (daughter of James Morton and Mary Frith Pattison) was born on 6 Aug 1853 in Worksop, Northamptonshire. [Group Sheet] [Family Chart] |
| 3. | John Koos |
| 4. | Leander Koos |
| 5. | Maria Koos |
| 6. | Margaret Koos |
| 7. | Ames Koos |
| 8. | Adelaide Koos |
| 9. | Julia Koos |
| 10. | Tydfil Koos |