Match log updated: 2026-05-28 18:14 UTC
Mark Nielsen — ATP Match Log
Main draw matches: 1 | W: 0 | L: 1 | Win %: 0.0%
| Opponent | Score | Result | H2H | Match Data | Date ↓ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| John Van Lottum | 2-6 2-6 | L | — | Match data | Aug 28, 2000 | Q1 | US Open | Grand Slam | Hard |
| Olivier Rochus | 6-3 6-7(3) 2-6 | L | H2H | Match data | Jun 26, 2000 | Q1 | Wimbledon | Grand Slam | Grass |
| Marcos Ondruska | 3-6 4-6 | L | H2H | Match data | May 29, 2000 | Q1 | Roland Garros | Grand Slam | Clay |
| Petr Dezort | 4-6 3-6 | L | H2H | Match data | Jan 17, 2000 | Q1 | Australian Open | Grand Slam | Hard |
| Magnus Gustafsson | 4-6 4-6 | L | H2H | Match data | Jan 13, 2000* | R32 | ASB Classic | ATP International Series → modern equivalent ATP 250 | Hard |
4 qualifying matches shown in the table; qualifying is excluded from main-draw summaries and leaderboards. 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.