Christo Steyn (born on May 1, 1961 in Springs, South Africa), is a former South African tennis player. Steyn won 2 doubles titles during his professional career. The right-hander reached his highest singles ATP ranking on August 18, 1986, when he became the number 42 in the world, though he never won a singles title in his career.
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents in the final | Score in the final |
|---|---|---|---|---|---|---|---|
| Runner-up | 1. | 1986 | Toronto Indoor, Canada | Carpet | Danie Visser | Wojtek Fibak Joakim Nyström |
3–6, 6–7 |
| Winner | 1. | 1986 | Milan, Italy | Carpet | Colin Dowdeswell | Brian Levine Laurie Warder |
6–3, 4–6, 6–1 |
| Runner-up | 2. | 1986 | Atlanta, U.S. | Carpet | Danie Visser | Andy Kohlberg Robert Van't Hof |
2–6, 3–6 |
| Winner | 2. | 1986 | Bristol, England | Grass | Danie Visser | Mark Edmondson Wally Masur |
6–7, 7–6, 12–10 |
| Runner-up | 3. | 1986 | Cincinnati, U.S. | Hard | Danie Visser | Mark Kratzmann Kim Warwick |
3–6, 4–6 |
| Runner-up | 4. | 1986 | Tel Aviv, Israel | Hard | Danie Visser | John Letts Peter Lundgren |
3–6, 6–3, 3–6 |
| Runner-up | 5. | 1987 | Philadelphia, U.S. | Carpet | Danie Visser | Sergio Casal Emilio Sánchez |
6–3, 1–6, 6–7 |