Player data updated: 2026-10-17 16:37 UTC

Mariana Diaz-Oliva

ARG Age 50 172 cm / 5'8" Plays: Right-Handed WTA Tour years active: 1996–2006

Mariana Diaz-Oliva represented Argentina on the WTA Tour and reached a career high of No. 42. TennisDB's records show a singles record of 86–130 and one singles title. Pre-2000 WTA match coverage is incomplete, so the career record may be understated.

Peak singles rank

42 (Jul 9, 2001)

Elo peak

1653 (50th percentile)

Singles record

86–130 (39.8%)

Singles titles

Prize money

$1,009,342

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

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WTA Matches full match log →

Mariana Diaz-Oliva's recent, live, and scheduled WTA matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Aiko Nakamura #71	4-6 3-6	L	H2H	Match data	Oct 13, 2006*	R16	Bangkok	Tier III → modern equivalent WTA 250	Hard
Anabel Medina Garrigues #28	6-7(4) 6-3 6-4	W	H2H	Match data	Oct 12, 2006*	R32	Bangkok	Tier III → modern equivalent WTA 250	Hard
Aiko Nakamura #90	6-7(3) 3-6	L	H2H	Match data	Sep 28, 2006*	R32	Korea Open	Tier IV → modern equivalent WTA 250	Hard
Laura Granville #56	1-6 1-6	L	H2H	Match data	Aug 10, 2006*	R32	Los Angeles	Tier II → modern equivalent WTA 500	Hard
Lilia Osterloh #107	7-6(4) 7-6(4)	W	H2H	Match data	Aug 9, 2006*	R64	Los Angeles	Tier II → modern equivalent WTA 500	Hard

Rivals all rivalries →

Mariana Diaz-Oliva's most-played WTA rivals
Opponent	W	L	M	Last Played	H2H
Paola Suarez	3	2	5	Feb 27, 2003	H2H
Anabel Medina Garrigues	1	3	4	Oct 12, 2006	H2H
Nadia Petrova	0	4	4	Jan 5, 2006	H2H
Anne Kremer	2	2	4	May 5, 2005	H2H
Fabiola Zuluaga	1	3	4	Feb 18, 2005	H2H

Singles Titles (1)

Mariana Diaz-Oliva singles titles by season and category
Season	Age	Singles titles	GS	WTA 1000 including documented historical predecessor categories	WTA 500 including documented historical predecessor categories	WTA 250 including documented historical predecessor categories	WTA Finals	Tournaments
2002	26	1	—	—	—	1	—	Palermo
Total		1	—	—	—	1	—

Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Olympic Singles Results (1)

Mariana Diaz-Oliva Olympic singles results
Edition	Event	Result	W	L	Last Match	H2H	Match Data
2004	Athens Olympics	First Round	0	1	Svetlana Kuznetsova #10 def. Mariana Diaz-Oliva #121 6-3 6-3	H2H	Match data

Career Results

Mariana Diaz-Oliva career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1996	20	0	1	1	0.0%	195	140
1997	21	2	7	9	22.2%	141	106
1998	22	6	9	15	40.0%	109	95
1999	23	9	11	20	45.0%	95	107
2000	24	4	8	12	33.3%	107	112
2001	25	18	22	40	45.0%	112	55
2002	26	11	15	26	42.3%	55	89
2003	27	4	4	8	50.0%	89	172
2004	28	5	10	15	33.3%	172	102
2005	29	22	23	45	48.9%	102	58
2006	30	5	20	25	20.0%	58	192
Career		86	130	216	39.8%	—	—

Career Results by Surface

Mariana Diaz-Oliva career results by season and surface
Season	Age	Hard				Clay				Grass				Total
Season	Age	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1996	20	—	—	—	—	0	1	1	0.0%	—	—	—	—	0	1	1	0.0%
1997	21	0	1	1	0.0%	2	5	7	28.6%	0	1	1	0.0%	2	7	9	22.2%
1998	22	0	3	3	0.0%	5	5	10	50.0%	1	1	2	50.0%	6	9	15	40.0%
1999	23	0	1	1	0.0%	8	9	17	47.1%	1	1	2	50.0%	9	11	20	45.0%
2000	24	1	2	3	33.3%	3	6	9	33.3%	—	—	—	—	4	8	12	33.3%
2001	25	4	8	12	33.3%	14	12	26	53.8%	0	2	2	0.0%	18	22	40	45.0%
2002	26	4	7	11	36.4%	7	7	14	50.0%	0	1	1	0.0%	11	15	26	42.3%
2003	27	0	2	2	0.0%	4	2	6	66.7%	—	—	—	—	4	4	8	50.0%
2004	28	4	7	11	36.4%	1	3	4	25.0%	—	—	—	—	5	10	15	33.3%
2005	29	8	11	19	42.1%	12	10	22	54.5%	2	2	4	50.0%	22	23	45	48.9%
2006	30	3	10	13	23.1%	2	8	10	20.0%	0	2	2	0.0%	5	20	25	20.0%
Career	—	24	52	76	31.6%	58	68	126	46.0%	4	10	14	28.6%	86	130	216	39.8%

Career Results by Opponent Rank

Mariana Diaz-Oliva 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 %
1996	20	0	0	—	—	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%
1997	21	0	1	1	0.0%	1	2	3	33.3%	0	3	3	0.0%	1	1	2	50.0%	2	7	9	22.2%
1998	22	0	1	1	0.0%	0	0	—	—	4	5	9	44.4%	1	3	4	25.0%	5	9	14	35.7%
1999	23	0	1	1	0.0%	0	0	—	—	4	2	6	66.7%	4	7	11	36.4%	8	10	18	44.4%
2000	24	0	0	—	—	1	1	2	50.0%	2	5	7	28.6%	1	2	3	33.3%	4	8	12	33.3%
2001	25	0	2	2	0.0%	2	7	9	22.2%	7	11	18	38.9%	8	2	10	80.0%	17	22	39	43.6%
2002	26	0	1	1	0.0%	1	1	2	50.0%	5	7	12	41.7%	5	6	11	45.5%	11	15	26	42.3%
2003	27	0	0	—	—	1	1	2	50.0%	2	2	4	50.0%	1	1	2	50.0%	4	4	8	50.0%
2004	28	0	1	1	0.0%	0	1	1	0.0%	4	7	11	36.4%	1	1	2	50.0%	5	10	15	33.3%
2005	29	0	4	4	0.0%	1	8	9	11.1%	11	8	19	57.9%	10	3	13	76.9%	22	23	45	48.9%
2006	30	0	2	2	0.0%	1	1	2	50.0%	2	14	16	12.5%	2	2	4	50.0%	5	19	24	20.8%
Career		0	13	13	0.0%	8	22	30	26.7%	41	64	105	39.0%	34	29	63	54.0%	83	128	211	39.3%

Opponent ranking data available for 211/216 (97.7%) of Mariana Diaz-Oliva's WTA main draw matches.

Performance Stats

Mariana Diaz-Oliva 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%
2004	28	3/15	0.7	3.7	69.2%	52.5%	43.8%	53.5%	45.2%	49.9%	42.9%
2005	29	6/45	0.8	4.0	63.2%	57.4%	42.2%	56.9%	54.7%	51.7%	47.7%
2006	30	13/25	1.1	3.8	66.1%	55.4%	37.1%	55.1%	46.9%	49.0%	44.1%
Career		22/216	1.0	3.9	65.8%	55.5%	39.4%	55.4%	48.8%	49.9%	44.9%

Detailed serve and return statistics available for 22/216 (10.2%) of Mariana Diaz-Oliva's WTA main draw matches.

Advanced Stats

Mariana Diaz-Oliva 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
1996	20	1486	100.0	—	—	—	—	—	—	—	33.3%	-0.67	0–1	—	—	+0.07
1997	21	1456	102.2	—	—	—	—	—	+55	—	25.0%	-1.38	0–2	0–2	—	+0.10
1998	22	1471	104.3	—	—	—	—	+9	+58	—	43.3%	-0.47	1–1	3–3 (50%)	—	+1.39
1999	23	1511	99.1	—	—	—	—	—	+15	—	41.3%	-0.44	5–1 (83%)	3–2 (60%)	105.7	+1.34
2000	24	1500	102.9	—	—	—	—	-36	+12	—	33.3%	-0.89	2–3 (40%)	3–4 (43%)	98.0	+0.33
2001	25	1548	115.4	—	—	—	—	-74	+72	—	42.7%	-0.76	7–4 (64%)	4–1 (80%)	108.0	-0.32
2002	26	1568	108.2	—	—	—	—	-86	+51	—	46.4%	-0.36	2–4 (33%)	1–4 (20%)	95.3	-0.04
2003	27	1581	107.7	—	—	—	—	—	+98	—	37.5%	-0.06	2–0	1–2 (33%)	—	+0.45
2004	28	1540	108.8	-1.83	-0.74	0.856	46.7%	-69	+94	—	32.4%	-1.12	3–1 (75%)	2–2 (50%)	102.8	-0.24
2005	29	1607	122.7	-1.27	+1.04	0.989	50.0%	-70	+53	-121	48.4%	-0.26	7–4 (64%)	6–6 (50%)	106.4	-0.48
2006	30	1460	104.1	-4.32	-0.65	0.866	46.5%	+14	+88	—	28.8%	-1.46	2–9 (18%)	2–5 (29%)	90.3	0.00
Career		1653	112.9	-3.15	-0.20	0.897	47.5%	-53	+55	-121	40.3%	-0.68	31–30 (51%)	25–31 (45%)	100.1	+1.21

Tournament Results by Category

Grand Slams

Mariana Diaz-Oliva Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
1997	21	—	R128	R128	R128	0–3 (0%)
1998	22	R128	R32	R64	R128	3–4 (43%)
1999	23	R128	R64	R64	—	2–3 (40%)
2000	24	R128	—	—	—	0–1 (0%)
2001	25	R64	R64	R128	R128	2–4 (33%)
2002	26	R64	R128	R128	R128	1–4 (20%)
2003	27	R128	—	—	—	0–1 (0%)
2004	28	R64	R128	—	—	1–2 (33%)
2005	29	R32	R64	R64	R64	5–4 (56%)
2006	30	R128	R128	R128	—	0–3 (0%)
W-L		5–9 (36%)	5–8 (38%)	3–7 (30%)	1–5 (17%)	14–29 (33%)

WTA 1000

Mariana Diaz-Oliva WTA 1000 results by season
Season	Age	IW	MIA	ITA	SDG	BER	CAN	CHA	KEY	W-L Win %
1997	21	—	—	R64	—	—	—	—	—	0–1 (0%)
1998	22	—	—	—	—	—	—	—	R128	0–1 (0%)
1999	23	—	—	—	—	R64	—	—	—	0–1 (0%)
2001	25	—	R32	R64	—	—	R32	R64	—	3–4 (43%)
2002	26	R128	R32	—	—	R64	—	—	—	2–3 (40%)
2004	28	R64	R64	—	—	—	—	—	—	2–2 (50%)
2005	29	R32	R128	—	—	—	R32	—	—	3–3 (50%)
2006	30	R128	R64	—	R64	—	—	R64	—	1–4 (20%)
W-L		3–4 (43%)	6–5 (55%)	0–2 (0%)	0–1 (0%)	0–2 (0%)	2–2 (50%)	0–2 (0%)	0–1 (0%)	11–19 (37%)

WTA 500

Mariana Diaz-Oliva WTA 500 results by season
Season	Age	BEI	HAM	AME	BAH	LOS	PHI	TOY	W-L Win %
1997	21	—	—	R16	—	—	—	—	1–1 (50%)
2000	24	—	R32	—	—	—	—	—	0–1 (0%)
2001	25	—	—	R64	R32	R64	—	R32	0–4 (0%)
2004	28	—	—	R64	—	—	—	—	0–1 (0%)
2005	29	R16	—	—	—	—	R32	—	1–2 (33%)
2006	30	—	—	R64	—	R32	—	—	1–2 (33%)
W-L		1–1 (50%)	0–1 (0%)	1–4 (20%)	0–1 (0%)	1–2 (33%)	0–1 (0%)	0–1 (0%)	3–11 (21%)

WTA 250

Mariana Diaz-Oliva WTA 250 results by season
Season	Age	ACO	ASB	CIN	EST	LIB	MAD	KOR	VIE	BAL	BAN	BAS	BOG	BOL	BRA	BUD	FOR	GUA	HEL	HOB	IST	KAR	KNO	MOD	PAL	PRA	QUE	MOR	SÃO	SOP	STR	WAR	W-L Win %
1996	20	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1997	21	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	R32	—	1–2 (33%)
1998	22	—	—	—	—	—	—	—	—	—	—	—	R16	QF	—	—	—	—	—	—	—	—	—	—	R32	R32	—	—	—	—	—	—	3–4 (43%)
1999	23	—	—	—	SF	—	—	—	—	—	—	—	R16	R16	—	R32	—	—	—	—	—	—	—	—	R16	—	—	—	R32	—	—	R16	7–7 (50%)
2000	24	—	R16	—	—	—	—	—	—	—	—	—	R32	—	—	R32	—	—	—	—	—	—	—	—	QF	—	—	—	R16	—	—	R32	4–6 (40%)
2001	25	QF	—	—	—	R32	R32	—	R16	R32	—	R16	SF	F	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	QF	—	—	13–10 (57%)
2002	26	R32	R32	—	—	—	—	—	—	—	—	—	R32	QF	R16	—	—	—	R32	R32	—	—	—	—	W	—	—	—	—	R32	—	—	8–8 (50%)
2003	27	F	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	4–3 (57%)
2004	28	R16	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	2–4 (33%)
2005	29	R16	—	—	QF	R16	—	R16	—	R32	—	—	R16	—	—	R16	R16	—	—	R32	R32	—	—	QF	QF	QF	—	R32	—	—	—	—	13–14 (48%)
2006	30	R32	R32	R32	R16	R32	—	R32	—	—	R16	—	R16	—	—	—	—	—	—	R32	R32	—	—	—	—	R32	—	—	—	—	—	—	3–11 (21%)
W-L		8–6 (57%)	1–3 (25%)	0–1 (0%)	6–3 (67%)	1–3 (25%)	0–1 (0%)	1–2 (33%)	1–1 (50%)	0–3 (0%)	1–1 (50%)	1–1 (50%)	7–8 (47%)	9–4 (69%)	1–1 (50%)	1–3 (25%)	0–1 (0%)	0–1 (0%)	0–1 (0%)	0–4 (0%)	0–2 (0%)	0–1 (0%)	0–1 (0%)	2–1 (67%)	10–4 (71%)	3–4 (43%)	1–1 (50%)	0–1 (0%)	1–2 (33%)	2–2 (50%)	0–1 (0%)	1–2 (33%)	58–70 (45%)

Results show the best round reached per tournament and season.

WTA Ranking History full ranking history →

Career high

Career-high date

Jul 9, 2001

First Top 100

May 26, 1997

First Top 50

May 7, 2001

First Top 20

—

First Top 10

—

Ranking History Matrix

Mariana Diaz-Oliva ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1992	16	—	—	—	—	—	—	—	—	—	—	—	529
1993	17	—	—	—	—	—	—	462	261	261	305	—	—
1994	18	—	—	—	—	—	—	239	236	233	235	325	335
1995	19	330	327	422	441	538	—	—	546	377	294	199	186
1996	20	193	189	200	190	195	193	196	170	128	123	127	140
1997	21	134	121	125	109	95	85	92	93	112	103	105	106
1998	22	109	113	109	127	113	89	80	86	83	86	96	95
1999	23	97	97	105	85	99	123	111	106	108	108	108	107
2000	24	105	102	104	115	125	129	156	131	131	116	120	112
2001	25	102	87	75	65	48	47	43	45	48	55	52	55
2002	26	56	66	81	84	97	95	98	97	96	88	89	89
2003	27	104	104	87	90	102	115	148	186	187	189	185	172
2004	28	169	128	159	146	144	124	123	120	111	111	106	102
2005	29	95	87	84	83	73	73	67	63	56	57	57	58
2006	30	55	63	74	72	88	93	141	154	206	189	192	192
2007	31	193	214	215	236	270	348	370	452	452	—	—	—

Data coverage: WTA match coverage from Jeff Sackmann's archive is incomplete before 2000. Career win-loss totals, surface splits, and head-to-head counts for this player's pre-2000 era may understate actual results.

Similar Players

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

Mariana Diaz-Oliva's most statistically similar WTA players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Titles	Years	Rivalries	Match log
Emmanuelle Gagliardi	SUI	#42	1,695	301	118	183	39.2%	$1,739,751	0	1995–2008	Rivalries	Match log
Lilia Osterloh	USA	#41	1,696	221	83	138	37.6%	$1,349,462	0	1996–2010	Rivalries	Match log
Claudine Schaul	LUX	#41	1,675	76	27	49	35.5%	$542,184	1	2000–2005	Rivalries	Match log
Els Callens	BEL	#43	1,715	211	83	128	39.3%	$1,666,023	0	1991–2005	Rivalries	Match log
Jill Craybas	USA	#39	1,693	418	161	257	38.5%	$2,552,154	1	1996–2013	Rivalries	Match log
Dally Randriantefy	MAD	#44	1,684	112	43	69	38.4%	$663,958	0	1992–2006	Rivalries	Match log
Barbara Schwartz	AUT	#40	1,644	89	35	54	39.3%	$510,141	0	1996–2004	Rivalries	Match log
Meilen Tu	USA	#35	1,692	266	103	163	38.7%	$1,590,412	1	1994–2008	Rivalries	Match log
Adriana Rikl Gersi	CZE	#48	1,644	145	54	91	37.2%	$568,774	1	1996–2002	Rivalries	Match log
Saori Obata	JPN	#39	1,666	119	42	77	35.3%	$652,031	0	1996–2006	Rivalries	Match log
Sandra Kleinova	CZE	#41	1,632	178	59	119	33.1%	$770,761	0	1995–2005	Rivalries	Match log
Jana Kandarr	GER	#43	1,658	188	68	120	36.2%	$674,203	0	1994–2003	Rivalries	Match log

Frequently Asked Questions

How old is Mariana Diaz-Oliva?: Mariana Diaz-Oliva is 50 years old, born on March 11, 1976.
Which country does Mariana Diaz-Oliva represent?: Mariana Diaz-Oliva represents Argentina in TennisDB's WTA records.
How tall is Mariana Diaz-Oliva?: Mariana Diaz-Oliva is 172 cm / 5'8".
Is Mariana Diaz-Oliva left-handed or right-handed?: Mariana Diaz-Oliva plays right-handed.
How many Grand Slam singles titles has Mariana Diaz-Oliva won?: Mariana Diaz-Oliva has not won a Grand Slam singles title.
How many WTA 1000 titles has Mariana Diaz-Oliva won?: TennisDB does not group any of Mariana Diaz-Oliva's titles under the modern WTA 1000 category.
How many WTA titles has Mariana Diaz-Oliva won?: Mariana Diaz-Oliva has won 1 WTA singles title across all categories. The most recent was Palermo in 2002.
What is Mariana Diaz-Oliva's highest WTA ranking?: Mariana Diaz-Oliva's career-high WTA singles ranking is world No. 42, first achieved on July 9, 2001.
What is Mariana Diaz-Oliva's career win-loss record?: Mariana Diaz-Oliva has a career WTA singles record of 86 wins and 130 losses (39.8%).
How much career prize money has Mariana Diaz-Oliva earned?: Mariana Diaz-Oliva has earned at least $1,009,342 in career prize money from professional tennis.
Which seasons of Mariana Diaz-Oliva's career appear in TennisDB?: Mariana Diaz-Oliva appears in TennisDB's WTA main-tour match records from 1996 through 2006.
On which surface does Mariana Diaz-Oliva have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Mariana Diaz-Oliva's highest WTA main-draw win rate is on clay: 46.0% (58–68).
Who has Mariana Diaz-Oliva faced most often?: Mariana Diaz-Oliva's most frequent opponent is Paola Suarez, with a head-to-head record of 3–2 across 5 meetings.