Match log updated: 2026-05-28 18:14 UTC
R. Osterthun — ATP Match Log
Main draw matches: 139 | W: 60 | L: 79 | Win %: 43.2%
| Date ↓ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Aug 2, 1990* | Kitzbuhel | ATP 250 | R32 | Clay | U. Riglewski | 3-6 4-6 | L | H2H | Match data |
| Aug 1, 1990* | Kitzbuhel | ATP 250 | R64 | Clay | O. Fuchs | 3-6 6-3 6-4 | W | H2H | Match data |
| Apr 5, 1990* | Rio de Janeiro | ATP 250 | R32 | Carpet | M. Wostenholme | 6-3 5-7 4-6 | L | H2H | Match data |
| Oct 19, 1989* | Vienna | ATP 250 | R32 | Carpet | T. Buchmayer | 4-6 2-6 | L | H2H | Match data |
| Sep 29, 1989* | Palermo | ATP 250 | R16 | Clay | P. Cane | 6-4 3-6 3-6 | L | H2H | Match data |
| Sep 28, 1989* | Palermo | ATP 250 | R32 | Clay | Gustavo Giussani | 7-6 6-2 | W | — | Match data |
| Jul 13, 1989* | Gstaad | ATP 250 | R32 | Clay | Aaron Krickstein | 2-6 4-6 | L | H2H | Match data |
| Jun 22, 1989* | Bari | ATP 250 | R32 | Clay | Javier Sanchez | 3-6 6-2 3-6 | L | H2H | Match data |
| May 10, 1989* | Hamburg | ATP 250 | R64 | Clay | Javier Sanchez | 6-7 0-6 | L | H2H | Match data |
| May 4, 1989* | Munich | ATP 250 | R32 | Clay | Alberto Mancini | 1-6 3-6 | L | H2H | Match data |
| May 3, 1989* | Munich | ATP 250 | R64 | Clay | Goran Prpic | 1-6 6-2 6-2 | W | H2H | Match data |
| Apr 27, 1989* | Monte Carlo | ATP 250 | R32 | Clay | Ronald Agenor | 2-6 6-2 2-6 | L | H2H | Match data |
| Apr 26, 1989* | Monte Carlo | ATP 250 | R64 | Clay | P. Arraya | 6-2 2-6 7-6 | W | H2H | Match data |
| Apr 14, 1989* | Athens | ATP 250 | R16 | Clay | T. Champion | 3-6 3-6 | L | H2H | Match data |
| Apr 13, 1989* | Athens | ATP 250 | R32 | Clay | Sergi Bruguera | 6-3 6-2 | W | H2H | Match data |
| Nov 11, 1988* | Wembley | ATP 250 | R32 | Carpet | T. Wilkison | 3-6 2-6 | L | H2H | Match data |
| Oct 21, 1988* | Frankfurt | ATP 250 | R16 | Carpet | P. Kuhnen | 5-7 1-6 | L | H2H | Match data |
| Oct 20, 1988* | Frankfurt | ATP 250 | R32 | Carpet | T. Svantesson | 6-3 6-3 | W | H2H | Match data |
| Oct 13, 1988* | Toulouse | ATP 250 | R32 | Hard | Michiel Schapers | 6-4 1-6 3-6 | L | H2H | Match data |
| Oct 8, 1988* | Basel | ATP 250 | R16 | Hard | Jonas Svensson | 7-6 4-6 4-6 | L | H2H | Match data |
| Oct 7, 1988* | Basel | ATP 250 | R32 | Hard | U. Riglewski | 7-5 4-6 6-2 | W | H2H | Match data |
| Aug 31, 1988* | US Open | Grand Slam | R128 | Hard | T. Wilkison | 6-3 2-6 1-6 2-6 | L | H2H | Match data |
| Aug 4, 1988* | Kitzbuhel | ATP 250 | R32 | Clay | Alberto Mancini | 6-7 3-6 | L | H2H | Match data |
| Aug 3, 1988* | Kitzbuhel | ATP 250 | R64 | Clay | T. Meinecke | 6-3 3-6 6-3 | W | H2H | Match data |
| Jul 14, 1988* | Stuttgart Outdoor | ATP 250 | R32 | Clay | Andre Agassi | 3-6 5-7 | L | H2H | Match data |
| Jul 13, 1988* | Stuttgart Outdoor | ATP 250 | R64 | Clay | L. Warder | 6-3 6-2 | W | H2H | Match data |
| Jul 8, 1988* | Gstaad | ATP 250 | R16 | Clay | M. Srejber | 4-6 2-6 | L | H2H | Match data |
| Jul 7, 1988* | Gstaad | ATP 250 | R32 | Clay | J. Potier | 6-2 4-6 7-5 | W | H2H | Match data |
| Jun 22, 1988* | Wimbledon | Grand Slam | R128 | Grass | Sammy Giammalva Jr | 7-6 2-6 1-6 6-4 4-6 | L | — | Match data |
| Jun 10, 1988* | Bologna | ATP 250 | R16 | Clay | Tomas Carbonell | 4-6 5-7 | L | H2H | Match data |
| Jun 9, 1988* | Bologna | ATP 250 | R32 | Clay | G. Vilas | 6-2 1-6 7-6 | W | H2H | Match data |
| May 25, 1988* | Roland Garros | Grand Slam | R128 | Clay | Y. Noah | 6-7 1-6 4-6 | L | H2H | Match data |
| May 14, 1988* | Rome | Masters 1000 | R16 | Clay | K. Carlsson | 1-6 0-6 | L | H2H | Match data |
| May 12, 1988* | Rome | Masters 1000 | R32 | Clay | D. Nargiso | 6-3 4-6 6-0 | W | H2H | Match data |
| May 11, 1988* | Rome | Masters 1000 | R64 | Clay | Horst Skoff | 6-3 2-6 7-6 | W | H2H | Match data |
| May 4, 1988* | Munich | ATP 250 | R64 | Clay | S. Casal | 3-6 7-6 6-7 | L | H2H | Match data |
| Apr 29, 1988* | Hamburg | ATP 250 | R16 | Clay | Claudio Mezzadri | 6-3 1-6 4-6 | L | H2H | Match data |
| Apr 28, 1988* | Hamburg | ATP 250 | R32 | Clay | Michiel Schapers | 7-5 6-0 | W | H2H | Match data |
| Apr 27, 1988* | Hamburg | ATP 250 | R64 | Clay | T. Benhabiles | 6-4 6-4 | W | H2H | Match data |
| Apr 21, 1988* | Monte Carlo | ATP 250 | R32 | Clay | K. Carlsson | 2-6 4-6 | L | H2H | Match data |
| Apr 20, 1988* | Monte Carlo | ATP 250 | R64 | Clay | P. Cane | 4-6 6-4 6-4 | W | H2H | Match data |
| Apr 14, 1988* | Nice | ATP 250 | R32 | Clay | Horst Skoff | 6-7 3-6 | L | H2H | Match data |
| Mar 15, 1988* | Key Biscayne | Masters 1000 | R128 | Hard | Aaron Krickstein | 4-6 2-6 4-6 | L | H2H | Match data |
| Feb 25, 1988* | Metz | ATP 250 | R32 | Carpet | E. Jelen | 3-6 3-6 | L | H2H | Match data |
| Feb 19, 1988* | Milan | ATP 250 | R16 | Carpet | C. Steeb | 6-7 6-1 5-7 | L | H2H | Match data |
| Feb 18, 1988* | Milan | ATP 250 | R32 | Carpet | Slobodan Zivojinovic | 6-3 6-7 6-3 | W | — | Match data |
| Nov 27, 1987* | Itaparica | ATP 250 | R16 | Hard | Andres Gomez | 2-6 1-6 | L | H2H | Match data |
| Nov 26, 1987* | Itaparica | ATP 250 | R32 | Hard | Juan Aguilera | 6-2 4-6 7-6 | W | H2H | Match data |
| Nov 19, 1987* | Buenos Aires | ATP 250 | R32 | Clay | G. Guerrero | 5-7 6-7 | L | H2H | Match data |
| Nov 12, 1987* | Sao Paulo | ATP 250 | R32 | Hard | M. Filippini | 6-3 4-6 5-7 | L | H2H | Match data |
| Nov 4, 1987* | Stockholm | ATP 250 | R64 | Hard | N. Odizor | 3-6 7-5 4-6 | L | H2H | Match data |
| Oct 22, 1987* | Vienna | ATP 250 | R32 | Hard | Claudio Mezzadri | 1-6 5-7 | L | H2H | Match data |
| Oct 18, 1987* | Toulouse | ATP 250 | F | Hard | T. Mayotte | 2-6 7-5 4-6 | L | H2H | Match data |
| Oct 17, 1987* | Toulouse | ATP 250 | SF | Hard | T. Wilkison | 5-7 6-4 6-2 | W | H2H | Match data |
| Oct 17, 1987* | Toulouse | ATP 250 | QF | Hard | Luiz Mattar | 3-6 6-4 6-3 | W | H2H | Match data |
| Oct 16, 1987* | Toulouse | ATP 250 | R16 | Hard | C. Limberger | 6-4 6-2 | W | H2H | Match data |
| Oct 15, 1987* | Toulouse | ATP 250 | R32 | Hard | M. Ostoja | 1-6 7-5 7-6 | W | H2H | Match data |
| Oct 8, 1987* | Basel | ATP 250 | R32 | Hard | T. Smid | 5-7 3-6 | L | H2H | Match data |
| Sep 25, 1987* | Barcelona | ATP 250 | R16 | Clay | Martin Jaite | 3-6 3-6 | L | H2H | Match data |
| Sep 24, 1987* | Barcelona | ATP 250 | R32 | Clay | U. Stenlund | 6-4 6-4 | W | H2H | Match data |
| Sep 23, 1987* | Barcelona | ATP 250 | R64 | Clay | P. Rebolledo | 6-2 3-6 6-2 | W | H2H | Match data |
| Sep 3, 1987* | US Open | Grand Slam | R128 | Hard | Gary Muller | 5-7 3-6 2-6 | L | — | Match data |
| Aug 8, 1987* | Kitzbuhel | ATP 250 | QF | Clay | Darren Cahill | 3-6 6-1 5-7 | L | H2H | Match data |
| Aug 7, 1987* | Kitzbuhel | ATP 250 | R16 | Clay | Alex Antonitsch | 6-7 6-2 6-4 | W | H2H | Match data |
| Aug 6, 1987* | Kitzbuhel | ATP 250 | R32 | Clay | F. Segarceanu | 6-3 6-1 | W | H2H | Match data |
| Aug 5, 1987* | Kitzbuhel | ATP 250 | R64 | Clay | H. Rittersbacher | 6-4 6-4 | W | H2H | Match data |
| Jul 31, 1987* | Hilversum | ATP 250 | R16 | Clay | Miloslav Mecir | 6-4 3-6 4-6 | L | H2H | Match data |
| Jul 30, 1987* | Hilversum | ATP 250 | R32 | Clay | S. Birner | 6-3 6-4 | W | H2H | Match data |
| Jul 15, 1987* | Stuttgart Outdoor | ATP 250 | R64 | Clay | T. Smid | 3-6 6-7 | L | H2H | Match data |
| Jun 24, 1987* | Wimbledon | Grand Slam | R128 | Grass | Anders Jarryd | 3-6 6-7 4-6 | L | H2H | Match data |
| Jun 18, 1987* | Athens | ATP 250 | R32 | Clay | J. Navratil | 3-6 3-6 | L | H2H | Match data |
| Jun 11, 1987* | Bologna | ATP 250 | R32 | Clay | Emilio Sanchez | 3-6 3-6 | L | H2H | Match data |
| Jun 3, 1987* | Roland Garros | Grand Slam | R16 | Clay | J. Connors | 6-4 5-7 0-6 3-6 | L | H2H | Match data |
| May 31, 1987* | Roland Garros | Grand Slam | R32 | Clay | D. Keretic | 6-4 5-7 6-2 6-4 | W | H2H | Match data |
| May 29, 1987* | Roland Garros | Grand Slam | R64 | Clay | M. Anger | 6-2 7-6 6-2 | W | H2H | Match data |
| May 27, 1987* | Roland Garros | Grand Slam | R128 | Clay | Henri Leconte | 6-3 6-3 6-7 6-1 | W | H2H | Match data |
| May 7, 1987* | Munich | ATP 250 | R32 | Clay | C. Limberger | 2-6 4-6 | L | H2H | Match data |
| Apr 29, 1987* | Hamburg | ATP 250 | R64 | Clay | L. Pimek | 4-6 1-6 | L | H2H | Match data |
| Apr 24, 1987* | Monte Carlo | ATP 250 | R16 | Clay | Andrei Chesnokov | 3-6 4-6 | L | H2H | Match data |
| Apr 23, 1987* | Monte Carlo | ATP 250 | R32 | Clay | Emilio Sanchez | 6-4 7-6 | W | H2H | Match data |
| Apr 22, 1987* | Monte Carlo | ATP 250 | R64 | Clay | B. Dyke | 6-1 6-1 | W | H2H | Match data |
| Apr 11, 1987* | Bari | ATP 250 | QF | Clay | U. Stenlund | 3-6 6-1 1-6 | L | H2H | Match data |
| Apr 10, 1987* | Bari | ATP 250 | R16 | Clay | Omar Camporese | 7-5 5-7 6-2 | W | H2H | Match data |
| Apr 9, 1987* | Bari | ATP 250 | R32 | Clay | P. McNamee | 6-2 6-3 | W | H2H | Match data |
| Mar 27, 1987* | Nancy | ATP 250 | R16 | Carpet | Jim Grabb | 6-4 3-6 1-4 (ret.) | L | H2H | Match data |
| Mar 26, 1987* | Nancy | ATP 250 | R32 | Carpet | K. Jones | 6-3 6-3 | W | H2H | Match data |
| Feb 24, 1987* | Key Biscayne | Masters 1000 | R128 | Hard | R. Simpson | 2-6 4-6 7-6 6-4 3-6 | L | H2H | Match data |
| Oct 25, 1986* | Vienna | ATP 250 | QF | Hard | Jonas Svensson | 3-6 6-7 | L | H2H | Match data |
| Oct 24, 1986* | Vienna | ATP 250 | R16 | Hard | M. Vajda | 6-4 7-6 | W | H2H | Match data |
| Oct 23, 1986* | Vienna | ATP 250 | R32 | Hard | T. Wilkison | 7-5 6-1 | W | H2H | Match data |
| Oct 9, 1986* | Toulouse | ATP 250 | R32 | Hard | J. Potier | 5-7 1-6 | L | H2H | Match data |
| Sep 25, 1986* | Barcelona | ATP 250 | R32 | Clay | Guy Forget | 2-6 6-4 1-6 | L | H2H | Match data |
| Sep 24, 1986* | Barcelona | ATP 250 | R64 | Clay | M. Dickson | 6-2 6-4 | W | H2H | Match data |
| Sep 18, 1986* | Hamburg | ATP 250 | R32 | Clay | K. Carlsson | 2-6 1-6 | L | H2H | Match data |
| Sep 17, 1986* | Hamburg | ATP 250 | R64 | Clay | J. Avendano | 6-2 6-2 | W | H2H | Match data |
| Sep 10, 1986* | Stuttgart Outdoor | ATP 250 | R64 | Clay | J. Bates | 6-2 6-7 1-6 | L | H2H | Match data |
| Aug 28, 1986* | US Open | Grand Slam | R128 | Hard | Andrei Chesnokov | 4-6 5-7 3-6 | L | H2H | Match data |
| Aug 6, 1986* | Kitzbuhel | ATP 250 | R64 | Clay | Claudio Mezzadri | 3-6 2-6 | L | H2H | Match data |
| Aug 1, 1986* | Hilversum | ATP 250 | R16 | Clay | A. Maurer | 6-4 3-6 4-6 | L | H2H | Match data |
| Jul 31, 1986* | Hilversum | ATP 250 | R32 | Clay | T. Smid | 6-2 6-3 | W | H2H | Match data |
| Jul 11, 1986* | Gstaad | ATP 250 | R16 | Clay | T. Smid | 7-5 2-6 2-6 | L | H2H | Match data |
| Jul 10, 1986* | Gstaad | ATP 250 | R32 | Clay | T. Hogstedt | 6-2 6-1 | W | H2H | Match data |
| Jun 25, 1986* | Wimbledon | Grand Slam | R128 | Grass | M. Leach | 3-6 6-7 6-7 | L | H2H | Match data |
| Jun 13, 1986* | Bologna | ATP 250 | R16 | Clay | K. Carlsson | 4-6 1-6 | L | H2H | Match data |
| Jun 12, 1986* | Bologna | ATP 250 | R32 | Clay | B. Willenborg | 3-6 6-3 7-5 | W | H2H | Match data |
| May 30, 1986* | Roland Garros | Grand Slam | R64 | Clay | Andrei Chesnokov | 2-6 3-6 2-6 | L | H2H | Match data |
| May 28, 1986* | Roland Garros | Grand Slam | R128 | Clay | E. Bengoechea | 1-6 7-6 3-6 6-4 6-1 | W | H2H | Match data |
| May 15, 1986* | Rome | Masters 1000 | R32 | Clay | K. Carlsson | 1-6 4-6 | L | H2H | Match data |
| May 14, 1986* | Rome | Masters 1000 | R64 | Clay | E. Bengoechea | 6-2 6-1 | W | H2H | Match data |
| May 11, 1986* | Munich | ATP 250 | F | Clay | Emilio Sanchez | 1-6 3-6 | L | H2H | Match data |
| May 10, 1986* | Munich | ATP 250 | SF | Clay | E. Teltscher | 7-5 6-0 | W | H2H | Match data |
| May 10, 1986* | Munich | ATP 250 | QF | Clay | Thomas Muster | 6-3 6-3 | W | H2H | Match data |
| May 9, 1986* | Munich | ATP 250 | R16 | Clay | F. Luna | 6-2 6-4 | W | H2H | Match data |
| May 8, 1986* | Munich | ATP 250 | R32 | Clay | Amos Mansdorf | 7-5 0-6 6-4 | W | H2H | Match data |
| May 2, 1986* | Madrid | ATP 250 | R16 | Clay | Anders Jarryd | 3-6 4-6 | L | H2H | Match data |
| May 1, 1986* | Madrid | ATP 250 | R32 | Clay | J. Colas | 6-4 6-3 | W | H2H | Match data |
| Feb 11, 1986* | Boca West | Masters 1000 | R128 | Hard | L. Duncan | 6-7 6-3 6-7 | L | H2H | Match data |
| Feb 7, 1986* | Toronto Indoor | ATP 250 | R16 | Carpet | G. Layendecker | 6-4 3-6 4-6 | L | H2H | Match data |
| Feb 6, 1986* | Toronto Indoor | ATP 250 | R32 | Carpet | D. Saltz | 6-4 6-4 | W | H2H | Match data |
| Dec 26, 1985* | Melbourne | ATP 250 | R32 | Grass | N. Aerts | 2-6 3-6 | L | H2H | Match data |
| Dec 19, 1985* | Adelaide | ATP 250 | R32 | Grass | Michiel Schapers | 7-6 3-6 1-6 | L | H2H | Match data |
| Dec 11, 1985* | Sydney Outdoor | ATP 250 | R64 | Grass | P. Carlsson | 4-6 6-7 | L | H2H | Match data |
| Nov 27, 1985* | Australian Open | Grand Slam | R128 | Grass | L. Warder | 2-6 0-6 7-5 7-6 6-8 | L | H2H | Match data |
| Aug 7, 1985* | Kitzbuhel | ATP 250 | R64 | Clay | Alessandro De Minicis | 6-7 6-3 3-6 | L | — | Match data |
| Jul 28, 1985* | Hilversum | ATP 250 | F | Clay | K. Carlsson | 4-6 4-6 6-2 6-4 6-3 | W | H2H | Match data |
| Jul 27, 1985* | Hilversum | ATP 250 | SF | Clay | A. Maurer | 3-6 7-6 6-4 | W | H2H | Match data |
| Jul 27, 1985* | Hilversum | ATP 250 | QF | Clay | T. Smid | 6-4 6-2 | W | H2H | Match data |
| Jul 26, 1985* | Hilversum | ATP 250 | R16 | Clay | S. Casal | 7-5 6-3 | W | H2H | Match data |
| Jul 25, 1985* | Hilversum | ATP 250 | R32 | Clay | E. Jelen | 7-5 7-5 | W | H2H | Match data |
| Jul 18, 1985* | Bastad | ATP 250 | R32 | Clay | H. Sundstrom | 1-6 1-6 | L | H2H | Match data |
| Jun 19, 1985* | Bristol | ATP 250 | R64 | Grass | Tom Gullikson | 5-7 2-6 | L | — | Match data |
| May 16, 1985* | Rome | Masters 1000 | R32 | Clay | Y. Noah | 4-6 5-7 | L | H2H | Match data |
| May 15, 1985* | Rome | Masters 1000 | R64 | Clay | W. Popp | 6-2 2-6 6-4 | W | H2H | Match data |
| May 1, 1985* | Hamburg | ATP 250 | R64 | Clay | J. Navratil | 3-6 4-6 | L | H2H | Match data |
| Apr 10, 1985* | Munich | ATP 250 | R16 | Clay | H. Schwaier | 3-6 6-3 6-7 | L | H2H | Match data |
| Apr 9, 1985* | Munich | ATP 250 | R32 | Clay | Wally Masur | 4-6 6-4 6-4 | W | H2H | Match data |
| Nov 24, 1984* | Toulouse | ATP 250 | QF | Hard | M. Westphal | 5-7 4-6 | L | H2H | Match data |
| Nov 23, 1984* | Toulouse | ATP 250 | R16 | Hard | Michiel Schapers | 6-2 4-1 (ret.) | W | H2H | Match data |
| Nov 22, 1984* | Toulouse | ATP 250 | R32 | Hard | L. Pimek | 6-3 7-5 | W | H2H | Match data |