Cyril Suk
| Full name | Cyril Suk III |
|---|---|
| Country (sports) | Czechoslovakia (1988–92) Czech Republic (1993–2006) |
| Residence | Bradenton, Florida, US |
| Born | 29 January 1967 Prague, Czechoslovakia (now Czech Republic) |
| Height | 1.80 m (5 ft 11 in) |
| Turned pro | 1988 |
| Retired | 2006 |
| Plays | Right-handed (two-handed backhand) |
| Prize money | $3,651,530 |
| Singles | |
| Career record | 1–17 |
| Career titles | 0 |
| Highest ranking | No. 180 (28 November 1988) |
| Grand Slam singles results | |
| Australian Open | 1R (1989, 1990) |
| Wimbledon | Q3 (1991) |
| Doubles | |
| Career record | 618–529 |
| Career titles | 32 |
| Highest ranking | No. 7 (11 April 1994) |
| Grand Slam doubles results | |
| Australian Open | QF (1992, 1994) |
| French Open | QF (1991, 2001, 2002) |
| Wimbledon | QF (1994, 2002, 2003) |
| US Open | W (1998) |
| Grand Slam mixed doubles results | |
| Australian Open | F (1995, 1998) |
| French Open | W (1991) |
| Wimbledon | W (1992, 1996, 1997) |
| US Open | F (1995) |
Cyril Suk III (born 29 January 1967) is a Czech former professional tennis player. A doubles specialist, Suk won five Grand Slam titles, one men's doubles and four Grand Slam mixed doubles titles and 32 ATP Tour doubles titles during his career.