Info
| Last name | Kalkman |
| First name | Chris |
| Nationality |  Netherlands |
| Date of birth | 06-09-1887 |
| Place of birth | Nieuwersluis |
| Passed away | 03-05-1950 |
| Age when passed away | 62 |
| Place of passing | Poortugaal |
| Date | Rank | Race |
|---|---|---|
| 28-06 | 1 | National Road Championships - Netherlands (CN) |