Digna Ketelaar
Digna Ketelaar is a former Dutch tennis player. She won one International Tennis Federation doubles title during her career and on 2 March 1987 reached a singles ranking high of world number 258. On 21 December 1986, Ketelaar reached a doubles ranking high of world number 174.
As a junior, Ketelaar became the 1984 French Open girls' doubles champion.
ITF doubles finals (1–2)
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score |
| Winner | 1. | 28 April 1986 | Sutton, United Kingdom | Grass |  |