Guillermo Olaso

SpainAge, ranking and results

Guillermo Olaso is a tennis player on the ATP Tour who reached a career-high ranking of No. 167 on July 18, 2011.

6ATP Tour matches since 2007

Updated Oct 5, 2026, 3:18 PM ET

Titles0since 2007 Grand Slam titles0since 2007 Career highNo. 167Jul 18, 2011 Agatha's recordNone yetno graded calls on him yet

About Guillermo Olaso

Guillermo Olaso is a tennis player on the ATP Tour. Born on March 25, 1988, in Bilbao, Spain, he plays right-handed with a two-handed backhand and turned pro in 2006. His coach is Ronald Martin. On July 18, 2011, Olaso reached a career-high ATP Tour ranking of No. 167.

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Agatha Research DeskUpdated Oct 5, 2026

Match history6

Every ATP Tour, Grand Slam and Olympic main-draw match in our records, newest first. A walkover is listed but never counted in a record.

2013: 1-2

Date	Tournament	Round	Opponent	Result	Score	Surface
Apr 23	ATP Barcelona Open BancSabadell	Round 2	Kei Nishikori	L	1-6, 3-6	Clay
Apr 22	ATP Barcelona Open BancSabadell	Round 1	Elizabeth Mandlik	W	6-4, 1-6, 6-4	Clay
Feb 5	ATP Open Sud de France	Round 1	Lizette Cabrera	L	1-6, 6-7(6)	Hard

2011: 1-2

Date	Tournament	Round	Opponent	Result	Score	Surface
Jul 18	ATP bet-at-home Open German Tennis Championships 2011	Round 1	Victor Crivoi	L	4-6, 3-2	Clay
Jul 15	ATP SkiStar Swedish Open	Round 2	Nicolas Almagro	L	2-6, 3-6	Clay
Jul 12	ATP SkiStar Swedish Open	Round 1	Antonio Veic	W	6-4, 6-1	Clay

How he is doing nowThrough Apr 23

Last 62-4LWLLLWNewest first. Lost his last match.

Apr 23vs Kei NishikoriApr 23 - ATP Barcelona Open BancSabadell, Round 2L1-6, 3-6
Apr 22vs Elizabeth MandlikApr 22 - ATP Barcelona Open BancSabadell, Round 1W6-4, 1-6, 6-4
Feb 5vs Lizette CabreraFeb 5 - ATP Open Sud de France, Round 1L1-6, 6-7(6)
Jul 18vs Victor CrivoiJul 18 - ATP bet-at-home Open German Tennis Championships 2011, Round 1L4-6, 3-2
Jul 15vs Nicolas AlmagroJul 15 - ATP SkiStar Swedish Open, Round 2L2-6, 3-6
Jul 12vs Antonio VeicJul 12 - ATP SkiStar Swedish Open, Round 1W6-4, 6-1