| Personal Details |
| Name: | Mr Martinus Christoffel Jacobus Koen |
| Born in camp? |
No |
| Died in camp? |
No |
| Gender: | male |
| Race: | White |
| Nationality: | Transvaal |
| Occupation: | farmer |
| Registration as head of family: | Yes |
| Unique ID: | 118717 |
| Camp History |
| Name: | Heidelberg RC |
| Age arrival: | 40 |
| Date arrival: | 05/11/1901 |
| Age departure: | 40 |
| Date departure: | 02/10/1902 |
| Reason departure: | to farm |
| Destination: | farm |
| Tent number: | 877, 989 |
| Farm History |
| Name: | Grootvlei |
| District: | Heidelberg |
| Relationships |
| Mr Martinus Christoffel Jacobus Koen |
| is the father of Mr Jacobus Chrisparus Koen | is the father of Miss Aletta B Koen is the relationship unknown of Master Petrus Johannes Vermaas (Koen) is the unknown relationship of Miss Magdalena Dorothea Truter| Sources |
| Title: | DBC 59 Heidelberg CR |
| Location: | Transvaal |
| Notes: | p.K 06, p.K 11 |
| Title: | DBC 60 Heidelberg CR |
| Location: | Transvaal |
| Notes: | p. 128 |
|