Mark Koevermans
| Country (sports) | Netherlands |
|---|---|
| Residence | Rotterdam, the Netherlands |
| Born | 3 February 1968 Rotterdam, the Netherlands |
| Height | 1.85 m (6 ft 1 in) |
| Turned pro | 1987 |
| Retired | 1994 |
| Plays | Right-handed |
| Prize money | $842,859 |
| Singles | |
| Career record | 72–84 |
| Career titles | 1 |
| Highest ranking | No. 37 (27 May 1991) |
| Grand Slam singles results | |
| Australian Open | 3R (1991) |
| French Open | 2R (1990) |
| Wimbledon | 4R (1990) |
| US Open | 2R (1989) |
| Doubles | |
| Career record | 113–91 |
| Career titles | 4 |
| Highest ranking | No. 24 (21 June 1993) |
| Grand Slam doubles results | |
| Australian Open | 3R (1991) |
| French Open | SF (1990) |
| Wimbledon | QF (1992) |
| US Open | 2R (1991) |
Mark Koevermans (Dutch pronunciation: [mɑrk kuvərmɑns]; born 3 February 1968) is a former tennis player from the Netherlands, who turned professional in 1987. He represented his native country as a lucky loser at the 1992 Summer Olympics in Barcelona, where he was defeated in the third round by Brazil's Jaime Oncins. Going by the nickname Koef, a right-hander, won one career title in singles (Athens, 1990). He reached his highest singles ATP-ranking on 27 May 1991, when he was ranked number 37.
In April 2009, Koevermans was appointed as commercial director at Dutch football club Feyenoord.