Hendrika Timmer
| Personal information | |
|---|---|
| Born | 1925 |
| Died | February 10, 1994 (aged 68–69) Apeldoorn, Netherlands |
| Chess career | |
| Country | Netherlands |
Hendrika Timmer (6 October 1925 – 10 February 1994), also Hendrika Geertruida Timmer or Rie Timmer, was a Dutch chess player. She was a two-time winner of the Dutch Women's Chess Championship (1971, 1972).