Player data updated: 2026-09-04 02:15 UTC

Mariana Simionescu

ROU Age 69 WTA Tour years active: 1973–1980

Mariana Simionescu represented Romania on the WTA Tour. TennisDB's records show a singles record of 68–72 and 2 singles titles. Weekly WTA ranking coverage before 1984 is incomplete outside audited No. 1 and year-end Top 10 anchors.

Peak singles rank

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Elo peak

1744 (66th percentile)

Singles record

68–72 (48.6%)

Singles titles

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 Simionescu's recent, live, and scheduled WTA matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Nerida Gregory	6-4 6-4	W	H2H	Match data	Oct 26, 1980*	F	Tokyo Japan Open	WTA 250	Hard
Marie Pinterova	4-6 6-3 6-4	W	H2H	Match data	Oct 25, 1980*	SF	Tokyo Japan Open	WTA 250	Hard
Li Qiao Yu	6-4 6-3	W	H2H	Match data	Oct 25, 1980*	QF	Tokyo Japan Open	WTA 250	Hard
Naoko Sato	6-3 7-6	W	H2H	Match data	Oct 24, 1980*	R16	Tokyo Japan Open	WTA 250	Hard
Lindsay Morse	6-4 4-6 6-3	W	H2H	Match data	Oct 23, 1980*	R32	Tokyo Japan Open	WTA 250	Hard

Rivals all rivalries →

Mariana Simionescu's most-played WTA rivals
Opponent	W	L	M	Last Played	H2H
Regina Marsikova	0	4	4	Jun 6, 1978	H2H
Virginia Ruzici	0	4	4	May 26, 1978	H2H
Donna Ganz	2	2	4	Jun 7, 1975	H2H
Sue Barker	1	2	3	Oct 19, 1978	H2H
Laura Dupont	2	1	3	May 26, 1976	H2H

Singles Titles (2)

Mariana Simionescu 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
1976	19	1	—	—	—	1	—	Craiglockart
1980	23	1	—	—	—	1	—	Tokyo Japan Open
Total		2	—	—	—	2	—

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

Career Results

Mariana Simionescu career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1973	16	5	8	13	38.5%	—	—
1974	17	13	12	25	52.0%	—	—
1975	18	10	14	24	41.7%	—	—
1976	19	15	13	28	53.6%	—	—
1977	20	7	8	15	46.7%	—	—
1978	21	9	10	19	47.4%	—	—
1979	22	0	3	3	0.0%	—	—
1980	23	9	4	13	69.2%	—	—
Career		68	72	140	48.6%	—	—

Career Results by Surface

Mariana Simionescu career results by season and surface
Season	Age	Hard				Clay				Grass				Carpet				Total
Season	Age	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1973	16	—	—	—	—	1	3	4	25.0%	0	2	2	0.0%	4	3	7	57.1%	5	8	13	38.5%
1974	17	0	1	1	0.0%	11	6	17	64.7%	2	4	6	33.3%	0	1	1	0.0%	13	12	25	52.0%
1975	18	0	1	1	0.0%	8	7	15	53.3%	0	1	1	0.0%	0	2	2	0.0%	10	14	24	41.7%
1976	19	1	1	2	50.0%	9	7	16	56.3%	4	1	5	80.0%	1	4	5	20.0%	15	13	28	53.6%
1977	20	—	—	—	—	1	3	4	25.0%	3	1	4	75.0%	3	3	6	50.0%	7	8	15	46.7%
1978	21	1	2	3	33.3%	4	3	7	57.1%	0	1	1	0.0%	1	2	3	33.3%	9	10	19	47.4%
1979	22	0	1	1	0.0%	0	1	1	0.0%	0	1	1	0.0%	—	—	—	—	0	3	3	0.0%
1980	23	5	1	6	83.3%	4	3	7	57.1%	—	—	—	—	—	—	—	—	9	4	13	69.2%
Career	—	7	7	14	50.0%	38	33	71	53.5%	9	11	20	45.0%	9	15	24	37.5%	68	72	140	48.6%

Advanced Stats

Mariana Simionescu 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
1973	16	1516	96.6	—	—	—	—	+72	-34	—	41.9%	-0.71	2–3 (40%)	1–1	—	+1.45
1974	17	1591	117.5	—	—	—	—	—	+8	-55	49.1%	-0.27	4–3 (57%)	1–1	—	+1.23
1975	18	1614	121.8	—	—	—	—	-38	+35	—	43.6%	-0.09	3–4 (43%)	1–5 (17%)	93.9	+0.75
1976	19	1691	133.9	—	—	—	—	-127	-3	-77	56.1%	+0.48	3–7 (30%)	2–2 (50%)	95.9	+1.06
1977	20	1703	124.7	—	—	—	—	-115	-9	-57	50.0%	-0.03	1–1	—	—	+1.60
1978	21	1689	124.2	—	—	—	—	-72	+21	—	44.2%	-0.19	4–3 (57%)	0–3 (0%)	99.0	+0.10
1979	22	1633	95.0	—	—	—	—	—	—	—	0.0%	-3.17	—	—	—	+0.57
1980	23	1709	116.1	—	—	—	—	-66	+3	—	64.5%	+0.64	3–2 (60%)	3–1 (75%)	103.9	+0.91
Career		1744	126.3	—	—	—	—	-58	+9	-63	48.9%	-0.06	20–23 (47%)	8–13 (38%)	95.8	+5.56

Tournament Results by Category

Grand Slams

Mariana Simionescu Grand Slams results by season
Season	Age	RG	W	USO	W-L Win %
1973	16	R64	R128	—	0–2 (0%)
1974	17	R32	R64	R32	2–3 (40%)
1975	18	R64	R128	—	0–2 (0%)
1976	19	R16	R128	R64	3–3 (50%)
1977	20	—	R16	—	3–1 (75%)
1978	21	R16	R64	R128	2–3 (40%)
1979	22	R64	R64	—	0–2 (0%)
1980	23	R32	—	R128	1–2 (33%)
W-L		6–7 (46%)	3–7 (30%)	2–4 (33%)	11–18 (38%)

WTA 500

Mariana Simionescu WTA 500 results by season
Season	Age	SPB	POR	WAS	LOS	W-L Win %
1973	16	—	QF	—	—	1–1 (50%)
1974	17	—	SF	—	—	2–1 (67%)
1975	18	R16	—	—	—	1–1 (50%)
1977	20	—	—	R32	—	0–1 (0%)
1978	21	—	—	—	R16	1–1 (50%)
W-L		1–1 (50%)	3–2 (60%)	0–1 (0%)	1–1 (50%)	5–5 (50%)

WTA 250

Mariana Simionescu WTA 250 results by season
Season	Age	ATL	BAR	BUC	DAL	EAS	HAM	MAD	MC	NAP	NWP	ITA	TKY	AKR	BOU	BRI	CAN	CHI	CRA	DET	DUR	EDI	FOR	JAC	LAN	LON	LON	MIL	NIC	PEN	PHO	POR	PRO	SAN	SAR	SEA	SOU	TAL	WES	WIN	W-L Win %
1973	16	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	R16	R16	—	—	—	—	R64	—	—	—	—	QF	—	—	—	—	—	—	—	—	4–5 (44%)
1974	17	—	—	F	R32	R16	—	—	—	—	R64	R32	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	R16	9–8 (53%)
1975	18	—	—	—	—	—	R32	—	—	R16	—	R64	—	—	—	—	—	—	—	—	—	—	SF	R32	—	R16	—	—	—	R16	—	—	—	R32	R32	—	F	—	R64	—	9–11 (45%)
1976	19	—	—	—	—	—	R16	—	—	R32	—	R32	—	R32	R32	—	—	R32	W	R32	—	—	—	—	R16	—	—	—	—	—	R32	—	—	—	—	—	—	QF	—	—	12–10 (55%)
1977	20	SF	F	—	R32	—	—	F	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	4–6 (40%)
1978	21	—	—	—	—	—	—	—	QF	—	—	R16	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	F	R32	—	—	—	—	—	—	R32	—	—	—	—	6–6 (50%)
1979	22	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1980	23	—	—	—	—	—	—	—	QF	—	—	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	8–2 (80%)
W-L		3–1 (75%)	1–1 (50%)	2–1 (67%)	0–2 (0%)	1–1 (50%)	1–2 (33%)	0–1 (0%)	2–3 (40%)	3–2 (60%)	0–1 (0%)	3–5 (38%)	5–0 (100%)	0–1 (0%)	1–1 (50%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	4–0 (100%)	0–1 (0%)	1–1 (50%)	1–1 (50%)	6–2 (75%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	3–1 (75%)	2–3 (40%)	1–1 (50%)	1–1 (50%)	2–1 (67%)	0–1 (0%)	0–1 (0%)	0–1 (0%)	0–1 (0%)	3–1 (75%)	2–1 (67%)	0–1 (0%)	2–1 (67%)	52–49 (51%)

Results show the best round reached per tournament and season.

WTA Ranking History full ranking history →

Career high

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Career-high date

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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

No ranking history available.

Data coverage: Weekly WTA ranking snapshots are unavailable before 1984. Audited official No. 1 change dates and year-end Top 10 ranks are included, but weekly counts and ranks outside those anchors remain incomplete.

Frequently Asked Questions

How old is Mariana Simionescu?: Mariana Simionescu is 69 years old, born on November 27, 1956.
Which country does Mariana Simionescu represent?: Mariana Simionescu represents Romania in TennisDB's WTA records.
How many Grand Slam singles titles has Mariana Simionescu won?: Mariana Simionescu has not won a Grand Slam singles title.
How many WTA 1000 titles has Mariana Simionescu won?: TennisDB does not group any of Mariana Simionescu's titles under the modern WTA 1000 category.
How many WTA titles has Mariana Simionescu won?: Mariana Simionescu has won 2 WTA singles titles across all categories. The most recent was Tokyo Japan Open in 1980.
What is Mariana Simionescu's career win-loss record?: Mariana Simionescu has a career WTA singles record of 68 wins and 72 losses (48.6%).
Which seasons of Mariana Simionescu's career appear in TennisDB?: Mariana Simionescu appears in TennisDB's WTA main-tour match records from 1973 through 1980.
On which surface does Mariana Simionescu have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Mariana Simionescu's highest WTA main-draw win rate is on clay: 53.5% (38–33).
Who has Mariana Simionescu faced most often?: Mariana Simionescu's most frequent opponent is Regina Marsikova, with a head-to-head record of 0–4 across 4 meetings.