Match log updated: 2026-05-28 18:14 UTC
Willem Prinsloo — ATP Match Log
Main draw matches: 46 | W: 13 | L: 33 | Win %: 28.3%
| Date ↑ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Apr 6, 1971* | Johannesburg | ATP 250 | R128 | Hard | Jeff Twist | 6-7 6-2 6-4 6-4 | W | H2H | Match data |
| Apr 7, 1971* | Johannesburg | ATP 250 | R64 | Hard | John Alexander | 1-6 2-6 3-6 | L | H2H | Match data |
| Apr 9, 1972* | Johannesburg | ATP 250 | R128 | Hard | Andre Van Der Merwe B | 6-2 4-6 3-6 5-7 | L | — | Match data |
| Apr 30, 1975* | Nice | ATP 250 | R64 | Clay | Frank Froehling | 7-6 6-4 | W | H2H | Match data |
| May 1, 1975* | Nice | ATP 250 | R32 | Clay | Colin Dowdeswell | 6-2 5-7 6-8 | L | H2H | Match data |
| Nov 25, 1976* | Johannesburg - Wct | ATP 250 | R64 | Hard | Onny Parun | 6-3 6-4 | W | H2H | Match data |
| Nov 26, 1976* | Johannesburg - Wct | ATP 250 | R32 | Hard | Klaus Eberhard | 6-3 7-5 | W | H2H | Match data |
| Nov 27, 1976* | Johannesburg - Wct | ATP 250 | R16 | Hard | S Sullivan | 6-1 4-6 6-2 | W | — | Match data |
| Nov 28, 1976* | Johannesburg - Wct | ATP 250 | QF | Hard | Harold Solomon | 5-7 0-6 | L | H2H | Match data |
| May 25, 1977* | Roland Garros | Grand Slam | R128 | Clay | Antonio Zugarelli | 1-6 1-6 4-6 | L | H2H | Match data |
| Jun 9, 1977* | Brussels | ATP 250 | R32 | Clay | Jurgen Fassbender | 2-6 3-6 | L | H2H | Match data |
| Jun 15, 1977* | Queen's Club | ATP 250 | R64 | Grass | David Lloyd | 4-6 3-6 | L | H2H | Match data |
| Jun 22, 1977* | Wimbledon | Grand Slam | R128 | Grass | Jonathan Smith | 4-6 4-6 2-6 | L | — | Match data |
| Jul 6, 1977* | Gstaad | ATP 250 | R32 | Clay | Jeff Borowiak | 1-6 3-6 | L | H2H | Match data |
| Jul 14, 1977* | Kitzbuhel | ATP 250 | R32 | Clay | Bob Lutz | 6-4 3-6 1-6 | L | — | Match data |
| Jul 20, 1977* | Washington | ATP 250 | R64 | Clay | Ricardo Ycaza | 6-7 3-6 | L | H2H | Match data |
| Jul 27, 1977* | Louisville | ATP 250 | R64 | Clay | John Whitlinger | 2-6 4-6 | L | H2H | Match data |
| Aug 2, 1977* | North Conway | ATP 250 | R64 | Clay | Harold Solomon | 1-6 2-6 | L | H2H | Match data |
| Aug 10, 1977* | Columbus | ATP 250 | R64 | Clay | Larry Turville | 6-3 7-6 | W | H2H | Match data |
| Aug 11, 1977* | Columbus | ATP 250 | R32 | Clay | Stan Smith | 0-6 2-6 | L | — | Match data |
| Aug 18, 1977* | Toronto | Masters 1000 | R64 | Clay | Jun Kuki | 6-4 7-5 | W | H2H | Match data |
| Aug 19, 1977* | Toronto | Masters 1000 | R32 | Clay | John Alexander | 1-6 1-6 | L | H2H | Match data |
| Aug 25, 1977* | Boston | ATP 250 | R64 | Clay | Corrado Barazzutti | 2-6 3-6 | L | H2H | Match data |
| Sep 2, 1977* | US Open | Grand Slam | R128 | Clay | Jeff Borowiak | 3-6 7-6 6-1 | W | H2H | Match data |
| Sep 4, 1977* | US Open | Grand Slam | R64 | Clay | Onny Parun | 6-3 0-6 1-6 | L | H2H | Match data |
| Sep 22, 1977* | Paris | ATP 250 | R32 | Clay | Alvaro Fillol | 5-7 2-6 | L | H2H | Match data |
| Dec 1, 1977* | Johannesburg Wct | ATP 250 | R32 | Hard | Jaime Fillol | 6-3 6-4 | W | H2H | Match data |
| Dec 2, 1977* | Johannesburg Wct | ATP 250 | R16 | Hard | Frew Mcmillan | 4-6 2-6 | L | H2H | Match data |
| Aug 23, 1978* | Cleveland | ATP 250 | R32 | Hard | Steve Denton | 6-3 4-6 7-6 | W | H2H | Match data |
| Aug 24, 1978* | Atlanta | ATP 250 | R32 | Hard | David Carter | 7-6 3-6 0-6 | L | H2H | Match data |
| Aug 24, 1978* | Cleveland | ATP 250 | R16 | Hard | Van Winitsky | 3-6 3-6 | L | H2H | Match data |
| Aug 31, 1978* | US Open | Grand Slam | R128 | Hard | Tim Garcia | 6-4 6-3 | W | H2H | Match data |
| Sep 2, 1978* | US Open | Grand Slam | R64 | Hard | Dick Stockton | 1-6 5-7 | L | H2H | Match data |
| Sep 21, 1978* | Hartford | ATP 250 | R32 | Carpet | Dick Bohrnstedt | 6-4 4-6 6-4 | W | — | Match data |
| Sep 22, 1978* | Hartford | ATP 250 | R16 | Carpet | Gene Mayer | 2-6 3-6 | L | H2H | Match data |
| Sep 27, 1978* | San Francisco | ATP 250 | R64 | Carpet | Robert Vant Hof | 4-6 3-6 | L | — | Match data |
| Feb 1, 1979* | Little Rock | ATP 250 | R32 | Hard | Colin Dibley | 2-6 3-6 | L | H2H | Match data |
| Feb 15, 1979* | Sarasota | ATP 250 | R32 | Carpet | Andrew Jarrett | 1-6 6-3 4-6 | L | H2H | Match data |
| Apr 19, 1979* | Johannesburg | ATP 250 | R32 | Hard | Bob Hewitt | 6-1 6-4 | W | H2H | Match data |
| Apr 20, 1979* | Johannesburg | ATP 250 | R16 | Hard | Heinz Gunthardt | 6-3 2-6 2-6 | L | H2H | Match data |
| Jul 16, 1979* | Washington | ATP 250 | R64 | Clay | Warren Maher | 6-3 1-6 2-6 | L | — | Match data |
| Aug 2, 1979* | South Orange | ATP 250 | R32 | Clay | Chris Kachel | 4-6 6-3 1-6 | L | H2H | Match data |
| Aug 9, 1979* | Colombus | ATP 250 | R32 | Clay | Bob Lutz | 2-6 2-6 | L | — | Match data |
| Aug 16, 1979* | Cleveland | ATP 250 | R32 | Hard | Gene Malin | 3-6 6-2 2-6 | L | H2H | Match data |
| Aug 30, 1979* | US Open | Grand Slam | R128 | Hard | Tom Gullikson | 3-6 4-6 2-6 | L | — | Match data |
| Nov 30, 1979* | Johannesburg | ATP 250 | R32 | Hard | Pascal Portes | 5-7 3-6 | L | H2H | Match data |