| Birth Date: | 10 June 1962 |
| Birth Place: | The Hague, Netherlands |
| Height: | 1.89m (06.2feet) |
| Weight: | 73kg (161lb) |
| Sport: | Swimming |
| Club: | HZ&PC, Den Haag |
| Show-Medals: | yes |
Cees Jan Winkel (born 10 June 1962) is a retired freestyle swimmer from the Netherlands. He competed at the 1980 Summer Olympics in three events and finished seventh in the 4 × 100 m medley relay.