Stefan Kruger (born August 3, 1966, in Cape Town, South Africa) is a former professional tennis player from South Africa. He enjoyed most of his tennis success while playing doubles. During his career he won 3 doubles titles and finished runner-up an additional 5 times. He achieved a career-high doubles ranking of World No. 39 in 1991.
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents in the final | Score in the final |
|---|---|---|---|---|---|---|---|
| Winner | 1. | 1989 | Adelaide, Australia | Hard | Neil Broad | Mark Kratzmann Glenn Layendecker |
6–2, 7–6 |
| Runner-up | 1. | 1989 | Newport, U.S. | Grass | Neil Broad | Patrick Galbraith Brian Garrow |
6–2, 5–7, 3–6 |
| Winner | 2. | 1990 | Basel, Switzerland | Hard (i) | Christo van Rensburg | Neil Broad Gary Muller |
4–6, 7–6, 6–3 |
| Winner | 3. | 1991 | Adelaide, Australia | Hard | Wayne Ferreira | Paul Haarhuis Mark Koevermans |
6–4, 4–6, 6–4 |
| Runner-up | 2. | 1991 | Singapore | Hard | Christo van Rensburg | Grant Connell Glenn Michibata |
4–6, 7–5, 6–7 |
| Runner-up | 3. | 1992 | Lyon, France | Carpet | Neil Broad | Jakob Hlasek Marc Rosset |
1–6, 3–6 |
| Runner-up | 4. | 1993 | Manchester, England | Grass | Glenn Michibata | Ken Flach Rick Leach |
4–6, 1–6 |
| Runner-up | 5. | 1993 | Lyon, France | Carpet | John-Laffnie de Jager | Gary Muller Danie Visser |
3–6, 6–7 |