Player data updated: 2026-09-01 02:16 UTC

Guillermo Olaso

ESP Age 38 175 cm / 5'9" Plays: Right-Handed ATP Tour years active: 2011–2013

Guillermo Olaso represented Spain on the ATP Tour and reached a career-high ranking of No. 167. In TennisDB's records, Guillermo Olaso finished with a career record of 2–4 and no singles titles.

Peak ranking

167 (Jul 18, 2011)

Elo peak

1595 (31st percentile)

Career record

2–4 (33.3%)

Career titles

Prize money

$273,913

Records cover recorded main-draw singles results in TennisDB's ATP event archive, including credited walkovers; qualifying is shown separately below.

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ATP Matches full match log →

Guillermo Olaso's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Jan Hernych #201	5-7 4-6	L	H2H	Match data	Aug 27, 2013*	Q2 Q	US Open	Grand Slam	Hard
Jeff Dadamo #621	6-4 6-3	W	H2H	Match data	Aug 26, 2013	Q1 Q	US Open	Grand Slam	Hard
Thiemo de Bakker #92	4-6 3-6	L	H2H	Match data	May 19, 2013	Q2 Q	Nice	ATP 250	Clay
Alexandre Pierson	6-2 7-6(3)	W	—	Match data	May 19, 2013	Q1 Q	Nice	ATP 250	Clay
Kei Nishikori #15	1-6 3-6	L	H2H	Match data	Apr 25, 2013*	R32	Barcelona Open	ATP 500	Clay

Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.

Rivals all rivalries →

Guillermo Olaso's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Kei Nishikori	0	1	1	Apr 25, 2013	H2H
Gerard Granollers	1	0	1	Apr 24, 2013	H2H
Victor Hanescu	0	1	1	Feb 7, 2013	H2H
Victor Crivoi	0	1	1	Jul 20, 2011	H2H
Nicolas Almagro	0	1	1	Jul 15, 2011	H2H

Career Results

Guillermo Olaso career results by season
Season	Age	Type	W	L	M	Win %	Start Rank	End Rank
2008	20	Qualifying Q	0	2	2	0.0%	—	—
2009	21	Qualifying Q	1	1	2	50.0%	—	—
2010	22	Qualifying Q	1	3	4	25.0%	—	—
2011	23	Qualifying Q	8	7	15	53.3%	—	—
2011	23	ATP	1	2	3	33.3%	218	188
2012	24	Qualifying Q	1	3	4	25.0%	—	—
2013	25	Qualifying Q	9	4	13	69.2%	—	—
2013	25	ATP	1	2	3	33.3%	343	255
Career		—	2	4	6	33.3%	—	—

Career Results by Surface

Guillermo Olaso career results by season and surface
Season	Age	Type	Hard				Clay				Grass				Total
Season	Age	Type	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
2008	20	Qualifying Q	—	—	—	—	0	2	2	0.0%	—	—	—	—	0	2	2	0.0%
2009	21	Qualifying Q	1	1	2	50.0%	—	—	—	—	—	—	—	—	1	1	2	50.0%
2010	22	Qualifying Q	1	2	3	33.3%	—	—	—	—	0	1	1	0.0%	1	3	4	25.0%
2011	23	Qualifying Q	1	4	5	20.0%	5	2	7	71.4%	2	1	3	66.7%	8	7	15	53.3%
2011	23	ATP	—	—	—	—	1	2	3	33.3%	—	—	—	—	1	2	3	33.3%
2012	24	Qualifying Q	—	—	—	—	1	2	3	33.3%	0	1	1	0.0%	1	3	4	25.0%
2013	25	Qualifying Q	5	2	7	71.4%	4	2	6	66.7%	—	—	—	—	9	4	13	69.2%
2013	25	ATP	0	1	1	0.0%	1	1	2	50.0%	—	—	—	—	1	2	3	33.3%
Career	—	—	0	1	1	0.0%	2	3	5	40.0%	—	—	—	—	2	4	6	33.3%

Career Results by Opponent Rank

Guillermo Olaso career results by season and opponent rank
Season	Age	1-10				11-30				31-100				100+				Total
Season	Age	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
2011	23	0	0	—	—	0	1	1	0.0%	0	0	—	—	1	1	2	50.0%	1	2	3	33.3%
2013	25	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%	1	0	1	100.0%	1	2	3	33.3%
Career		0	0	—	—	0	2	2	0.0%	0	1	1	0.0%	2	1	3	66.7%	2	4	6	33.3%

Performance Stats

Guillermo Olaso performance statistics by season
Season	Age	Sample	Aces/M	DFs/M	1st Sv%	1st Sv Pts%	2nd Sv Pts%	BP Saved%	BP Conv%	Svc Pts%	Ret Pts%
2011	23	3/3	2.7	3.7	57.2%	69.5%	42.0%	57.9%	25.0%	57.9%	36.4%
2013	25	3/3	1.7	2.7	58.0%	59.8%	51.8%	29.6%	20.0%	56.6%	29.1%
Career		6/6	2.2	3.2	57.6%	64.7%	46.9%	43.8%	22.5%	57.2%	32.8%

Advanced Stats

Guillermo Olaso advanced statistics by season
Season	Age	Elo	P+	Serve+	Return+	PD	TPW%	Hard Elo	Clay Elo	Grass Elo	Set Win %	Set Margin	Dec. Set	Tiebreak	Pressure+	Schedule
2008	20	1474	95.8	—	—	—	—	—	—	—	—	—	—	—	—	—
2009	21	1473	96.1	—	—	—	—	—	—	—	—	—	—	—	—	—
2010	22	1459	100.0	—	—	—	—	—	—	—	—	—	—	—	—	—
2011	23	1526	106.7	-0.61	-1.71	0.866	47.9%	—	+62	—	33.3%	-0.83	—	—	—	-0.04
2012	24	1503	87.7	—	—	—	—	—	—	—	—	—	—	—	—	—
2013	25	1583	103.5	-0.79	-2.07	0.671	43.0%	—	—	—	28.6%	-2.14	1–0	0–1	—	+0.25
Career		1595	100.0	-0.70	-1.89	0.767	45.5%	—	+62	—	30.8%	-1.54	1–0	0–1	—	+3.50

Tournament Results by Category

Grand Slams

Guillermo Olaso Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
2009	21	—	—	—	Q2	1–1 (50%)
2010	22	Q1	—	Q1	—	0–2 (0%)
2011	23	Q2	Q1	Q3	—	3–3 (50%)
2012	24	—	Q2	Q1	—	1–2 (33%)
2013	25	—	—	—	Q2	1–1 (50%)
W-L		1–2 (33%)	1–2 (33%)	2–3 (40%)	2–2 (50%)	6–9 (40%)

ATP 500

Guillermo Olaso ATP 500 results by season
Season	Age	BAR	HAM	W-L Win %
2008	20	Q1	—	0–1 (0%)
2011	23	—	R64	2–1 (67%)
2012	24	Q1	—	0–1 (0%)
2013	25	R32	—	3–1 (75%)
W-L		3–3 (50%)	2–1 (67%)	5–4 (56%)

ATP 250

Guillermo Olaso ATP 250 results by season
Season	Age	SWE	EST	MRS	STO	VIE	ASB	CAS	NIC	MTP	VAL	W-L Win %
2008	20	—	—	—	—	—	—	—	—	—	Q1	0–1 (0%)
2010	22	—	—	—	—	—	Q3	—	—	—	—	1–1 (50%)
2011	23	R16	Q1	—	Q1	Q1	Q1	—	—	—	—	4–5 (44%)
2013	25	—	—	Q2	—	—	—	Q2	Q2	R32	—	6–4 (60%)
W-L		4–1 (80%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	1–2 (33%)	1–1 (50%)	1–1 (50%)	3–1 (75%)	0–1 (0%)	11–11 (50%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

167

Career-high date

Jul 18, 2011

First Top 100

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First Top 50

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First Top 20

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First Top 10

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Ranking History Matrix

Guillermo Olaso ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	18	—	—	—	—	1001	961	917	810	786	784	782	783
2007	19	773	770	757	842	783	706	504	484	495	490	466	468
2008	20	433	435	429	424	348	335	348	356	364	312	320	324
2009	21	324	336	337	313	349	378	344	301	252	277	263	265
2010	22	253	255	247	261	244	235	270	240	256	244	218	218
2011	23	229	193	203	194	204	194	171	187	191	179	190	188
2012	24	191	229	219	238	237	255	326	326	349	422	421	344
2013	25	300	306	313	277	268	266	244	246	230	219	224	255
2014	26	275	299	320	389	413	452	595	689	982	1524	—	—
2017	29	—	—	—	—	—	—	740	617	605	487	442	449
2018	30	425	430	420	386	361	357	387	449	447	520	573	388
2019	31	399	396	399	461	—	—	—	1123	1115	—	—	—
2024	36	—	—	—	—	—	—	—	—	1563	1569	1567	1573
2025	37	1573	1577	1582	1585	1592	1590	1601	1627	1652	—	—	—

Similar Players

Other ATP players with comparable peak level, era, career record, and career scale.

Guillermo Olaso's most statistically similar ATP players
Player	Country	Peak Rank	Peak Elo	M	W	L	Win %	Years	Match Log
Louk Sorensen	IRL	175	1,605	6	2	4	33.3%	2010–2014	Match log
Robert Farah	COL	163	1,689	9	3	6	33.3%	2011–2012	Match log
Reda El Amrani	MAR	160	1,506	9	3	6	33.3%	2009–2017	Match log
Nils Langer	GER	188	1,565	3	1	2	33.3%	2013–2013	Match log
Brydan Klein	GBR	169	1,517	13	3	10	23.1%	2008–2017	Match log
Alexandre Sidorenko	FRA	145	1,629	13	4	9	30.8%	2006–2016	Match log
Jorge Aguilar	CHI	167	1,550	6	1	5	16.7%	2006–2013	Match log
Yannick Mertens	BEL	179	1,581	3	1	2	33.3%	2010–2012	Match log
Prakash Amritraj	IND	154	1,583	35	13	22	37.1%	2002–2013	Match log
Javier Marti	ESP	170	1,629	13	2	11	15.4%	2010–2013	Match log
Yann Marti	SUI	200	1,591	7	2	5	28.6%	2010–2016	Match log
Albano Olivetti	FRA	161	1,611	14	5	9	35.7%	2012–2016	Match log

Frequently Asked Questions

How old is Guillermo Olaso?: Guillermo Olaso is 38 years old, born on March 25, 1988.
Which country does Guillermo Olaso represent?: Guillermo Olaso represents Spain in TennisDB's ATP records.
How tall is Guillermo Olaso?: Guillermo Olaso is 175 cm / 5'9".
Is Guillermo Olaso left-handed or right-handed?: Guillermo Olaso plays right-handed.
How many Grand Slams has Guillermo Olaso won?: Guillermo Olaso has not won a Grand Slam title.
How many Masters 1000 titles has Guillermo Olaso won?: TennisDB does not group any of Guillermo Olaso's titles under the modern Masters 1000 category.
What is Guillermo Olaso's highest ATP ranking?: Guillermo Olaso's career-high ATP singles ranking is world No. 167, first achieved on July 18, 2011.
What is Guillermo Olaso's career win-loss record?: Guillermo Olaso has a career ATP singles record of 2 wins and 4 losses (33.3%).
How much career prize money has Guillermo Olaso earned?: Guillermo Olaso has earned at least $273,913 in career prize money from professional tennis.
What turned-professional year does TennisDB record for Guillermo Olaso?: TennisDB records 2006 as Guillermo Olaso's turned-professional year.
Which seasons of Guillermo Olaso's career appear in TennisDB?: Guillermo Olaso appears in TennisDB's ATP main-tour match records from 2011 through 2013.
Who has Guillermo Olaso faced most often?: Guillermo Olaso's most frequent opponent is Kei Nishikori, with a head-to-head record of 0–1 across 1 meeting.