Match log updated: 2026-08-31 13:51 UTC
Nicholas Kalogeropoulos — ATP Match Log
Main draw matches: 30 | W: 12 | L: 18 | Win %: 40.0%
| Opponent | Score | Result | H2H | Match Data | Date ↑ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Ian Crookenden | 5-7 6-7 | L | H2H | Match data | Jan 7, 1973* | R16 | Baltimore | ATP 250 | Hard |
| Sandy Mayer | 4-6 5-7 | L | H2H | Match data | Jan 21, 1973* | R16 | Birmingham | ATP 250 | Hard |
| Ion Tiriac | 6-3 3-6 3-6 | L | H2H | Match data | Jan 28, 1973* | R16 | Omaha | ATP 250 | Hard |
| Richard Gonzalez | 7-6 6-4 | W | — | Match data | Feb 8, 1973* | R16 | Des Moines | ATP 250 | Hard |
| Jaime Pinto Bravo | 6-3 6-3 | W | — | Match data | Feb 9, 1973* | QF | Des Moines | ATP 250 | Hard |
| Juan Gisbert | 6-7 6-4 7-5 | W | — | Match data | Feb 9, 1973* | SF | Des Moines | ATP 250 | Hard |
| Clark Graebner | 5-7 6-4 4-6 | L | H2H | Match data | Feb 10, 1973* | F | Des Moines | ATP 250 | Hard |
| Mike Estep | 6-7 6-2 5-7 | L | H2H | Match data | Feb 11, 1973* | R16 | Salt Lake City | ATP 250 | Hard |
| Peter Burwash | 6-4 6-3 | W | H2H | Match data | Feb 15, 1973* | R32 | Calgary | ATP 250 | Carpet |
| Ian Fletcher | 7-6 7-5 | W | H2H | Match data | Feb 16, 1973* | R16 | Calgary | ATP 250 | Carpet |
| Ilie Nastase | 5-7 2-6 | L | H2H | Match data | Feb 17, 1973* | QF | Calgary | ATP 250 | Carpet |
| Paul Gerken | 5-7 6-3 6-3 | W | H2H | Match data | Feb 21, 1973* | R64 | Salisbury | ATP 250 | Hard |
| John Paish | 2-6 6-2 6-1 | W | H2H | Match data | Feb 22, 1973* | R32 | Salisbury | ATP 250 | Hard |
| Jeff Austin | 5-7 6-3 6-7 | L | — | Match data | Feb 23, 1973* | R16 | Salisbury | ATP 250 | Hard |
| Brian Gottfried | 6-1 3-6 3-6 | L | H2H | Match data | Mar 6, 1973* | R32 | Hampton | ATP 250 | Hard |
| Juan Gisbert | 7-5 3-6 4-6 | L | — | Match data | Mar 16, 1973* | R16 | Charleston | ATP 250 | Carpet |
| Steve Tidball | 6-1 6-1 | W | H2H | Match data | Mar 23, 1973* | R32 | Washington 2 | ATP 250 | Carpet |
| Byron Bertram | 6-3 6-0 | W | H2H | Match data | Mar 24, 1973* | R16 | Washington 2 | ATP 250 | Carpet |
| Ilie Nastase | 2-6 3-6 | L | H2H | Match data | Mar 25, 1973* | QF | Washington 2 | ATP 250 | Carpet |
| U Unknown | 4-6 7-6 6-1 | W | — | Match data | Mar 28, 1973* | R64 | Valencia | ATP 250 | Clay |
| Patrick Proisy | 3-6 0-2 (ret.) | L | H2H | Match data | Mar 29, 1973* | R32 | Valencia | ATP 250 | Clay |
| Patricio Rodriguez Chi | 4-6 6-1 6-4 | W | — | Match data | Apr 4, 1973* | R64 | Barcelona | ATP 250 | Clay |
| Adriano Panatta | 2-6 3-6 | L | H2H | Match data | Apr 5, 1973* | R32 | Barcelona | ATP 250 | Clay |
| Patrice Dominguez | 6-3 3-6 5-7 | L | H2H | Match data | May 8, 1973* | R64 | Bournemouth | ATP 250 | Clay |
| Jean Loup Rouyer | 6-7 6-1 3-6 | L | H2H | Match data | May 23, 1973* | R128 | Roland Garros | Grand Slam | Clay |
| Ian Fletcher | 6-4 6-1 | W | H2H | Match data | Jun 3, 1973* | R128 | Italian Open | ATP 500 | Clay |
| Jan Kodes | 2-6 2-6 | L | H2H | Match data | Jun 4, 1973* | R64 | Italian Open | ATP 500 | Clay |
| Jim Mcmanus | 2-6 7-5 4-6 | L | H2H | Match data | Jun 13, 1973* | R64 | Nottingham | ATP 250 | Grass |
| Georges Goven | 2-6 7-5 7-9 | L | H2H | Match data | Jun 26, 1973* | R32 | Eastbourne | ATP 250 | Grass |
| Ivan Molina | 1-6 3-6 | L | H2H | Match data | Nov 28, 1973* | R32 | Argentina Open | ATP 250 | Clay |
Estimated from the tournament schedule where an exact match date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.