Match log updated: 2026-08-30 18:41 UTC
Guillermo Olaso — ATP Match Log
Main draw matches: 6 | W: 2 | L: 4 | Win %: 33.3%
| Opponent | Score | Result | H2H | Match Data | Date ↑ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Christophe Rochus | 1-6 3-6 | L | H2H | Match data | Apr 14, 2008 | Q1 | Valencia | International Series → modern equivalent ATP 250 | Clay |
| Mikhail Kukushkin | 5-7 1-6 | L | H2H | Match data | Apr 28, 2008 | Q1 | Barcelona Open | International Series Gold → modern equivalent ATP 500 | Clay |
| Paolo Lorenzi | 6-2 2-6 7-6(4) | W | H2H | Match data | Aug 31, 2009 | Q1 | US Open | Grand Slam | Hard |
| Donald Young | 5-7 2-6 | L | H2H | Match data | Sep 1, 2009* | Q2 | US Open | Grand Slam | Hard |
| Roberto Bautista Agut | 6-3 7-6(3) | W | H2H | Match data | Jan 11, 2010 | Q2 | ASB Classic | ATP 250 | Hard |
| Michael Lammer | 3-6 4-6 | L | H2H | Match data | Jan 12, 2010* | Q3 | ASB Classic | ATP 250 | Hard |
| Kevin Anderson | 3-6 4-6 | L | H2H | Match data | Jan 18, 2010 | Q1 | Australian Open | Grand Slam | Hard |
| Ivan Dodig | 2-6 3-6 | L | H2H | Match data | Jun 21, 2010 | Q1 | Wimbledon | Grand Slam | Grass |
| Ryan Sweeting | 4-6 4-6 | L | H2H | Match data | Jan 10, 2011 | Q1 | ASB Classic | ATP 250 | Hard |
| Tatsuma Ito | 7-6(5) 3-6 6-2 | W | H2H | Match data | Jan 17, 2011 | Q1 | Australian Open | Grand Slam | Hard |
| Nicolas Mahut | 7-6(6) 5-7 3-6 | L | H2H | Match data | Jan 18, 2011* | Q2 | Australian Open | Grand Slam | Hard |
| Adrian Menendez Maceiras | 1-6 2-6 | L | — | Match data | Apr 25, 2011 | Q1 | Estoril Open | ATP 250 | Clay |
| Juan Sebastian Cabal | 3-6 3-6 | L | H2H | Match data | May 22, 2011 | Q1 | Roland Garros | Grand Slam | Clay |
| Olivier Patience | 6-2 4-6 6-4 | W | H2H | Match data | Jun 20, 2011 | Q1 | Wimbledon | Grand Slam | Grass |
| Ivo Minar | 7-5 5-7 6-4 | W | H2H | Match data | Jun 21, 2011* | Q2 | Wimbledon | Grand Slam | Grass |
| Ruben Bemelmans | 6-7(4) 3-6 2-6 | L | H2H | Match data | Jun 21, 2011* | Q3 | Wimbledon | Grand Slam | Grass |
| Roko Karanusic | 6-1 1-0 (ret.) | W | H2H | Match data | Jul 11, 2011 | Q1 | Swedish Open | ATP 250 | Clay |
| Patrik Brydolf | 6-2 7-5 | W | H2H | Match data | Jul 11, 2011 | Q2 | Swedish Open | ATP 250 | Clay |
| Gianluca Naso | 3-6 6-3 6-4 | W | H2H | Match data | Jul 12, 2011* | Q3 | Swedish Open | ATP 250 | Clay |
| Antonio Veic | 6-4 6-1 | W | H2H | Match data | Jul 14, 2011* | R32 | Swedish Open | ATP 250 | Clay |
| Nicolas Almagro | 2-6 3-6 | L | H2H | Match data | Jul 15, 2011* | R16 | Swedish Open | ATP 250 | Clay |
| Andre Begemann | 7-6(10) 6-3 | W | H2H | Match data | Jul 18, 2011 | Q1 | Hamburg Open | ATP 500 | Clay |
| Pablo Galdon | 7-6(5) 6-3 | W | H2H | Match data | Jul 18, 2011 | Q2 | Hamburg Open | ATP 500 | Clay |
| Victor Crivoi | 4-6 3-6 | L | H2H | Match data | Jul 20, 2011* | R64 | Hamburg Open | ATP 500 | Clay |
| Daniel Brands | 2-6 3-6 | L | H2H | Match data | Oct 17, 2011 | Q1 | Stockholm Open | ATP 250 | Hard |
| Steve Darcis | 3-6 4-6 | L | H2H | Match data | Oct 24, 2011 | Q1 | Vienna Open | ATP 250 | Hard |
| David Goffin | 6-4 4-6 2-6 | L | H2H | Match data | Apr 23, 2012 | Q1 | Barcelona Open | ATP 500 | Clay |
| Kamil Capkovic | 6-4 5-7 6-2 | W | H2H | Match data | May 27, 2012 | Q1 | Roland Garros | Grand Slam | Clay |
| Mischa Zverev | 0-6 0-6 | L | H2H | Match data | May 28, 2012* | Q2 | Roland Garros | Grand Slam | Clay |
| Jurgen Zopp | 4-6 4-6 | L | H2H | Match data | Jun 25, 2012 | Q1 | Wimbledon | Grand Slam | Grass |
| Yannick Jankovits | 7-6(5) 6-0 | W | H2H | Match data | Feb 4, 2013 | Q1 | Montpellier Open | ATP 250 | Hard |
| Nicolas Devilder | 3-6 7-6(6) 6-4 | W | H2H | Match data | Feb 4, 2013 | Q2 | Montpellier Open | ATP 250 | Hard |
| Dmitry Tursunov | 1-6 6-3 7-5 | W | H2H | Match data | Feb 5, 2013* | Q3 | Montpellier Open | ATP 250 | Hard |
| Victor Hanescu | 1-6 6-7(6) | L | H2H | Match data | Feb 7, 2013* | R32 | Montpellier Open | ATP 250 | Hard |
| Gregoire Burquier | 7-6(5) 7-6(3) | W | H2H | Match data | Feb 18, 2013 | Q1 | Marseille | ATP 250 | Hard |
| Edouard Roger-Vasselin | 2-6 4-6 | L | H2H | Match data | Feb 18, 2013 | Q2 | Marseille | ATP 250 | Hard |
| Frantisek Cermak | 6-3 6-2 | W | H2H | Match data | Apr 8, 2013 | Q1 | Casablanca | ATP 250 | Clay |
| Pablo Carreno Busta | 1-6 1-6 | L | H2H | Match data | Apr 8, 2013 | Q2 | Casablanca | ATP 250 | Clay |
| Josselin Ouanna | 7-6(7) 6-4 | W | H2H | Match data | Apr 22, 2013 | Q1 | Barcelona Open | ATP 500 | Clay |
| Jan-Lennard Struff | 6-3 2-6 6-4 | W | H2H | Match data | Apr 22, 2013 | Q2 | Barcelona Open | ATP 500 | Clay |
| Gerard Granollers | 6-4 1-6 6-4 | W | H2H | Match data | Apr 24, 2013* | R64 | Barcelona Open | ATP 500 | Clay |
| Kei Nishikori | 1-6 3-6 | L | H2H | Match data | Apr 25, 2013* | R32 | Barcelona Open | ATP 500 | Clay |
| Alexandre Pierson | 6-2 7-6(3) | W | — | Match data | May 19, 2013 | Q1 | Nice | ATP 250 | Clay |
| Thiemo de Bakker | 4-6 3-6 | L | H2H | Match data | May 19, 2013 | Q2 | Nice | ATP 250 | Clay |
| Jeff Dadamo | 6-4 6-3 | W | H2H | Match data | Aug 26, 2013 | Q1 | US Open | Grand Slam | Hard |
| Jan Hernych | 5-7 4-6 | L | H2H | Match data | Aug 27, 2013* | Q2 | US Open | Grand Slam | Hard |
40 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.