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

Marianne Groat

CAN Age 61 WTA Tour years active: 1982–1986

Marianne Groat represented Canada on the WTA Tour. In TennisDB's records, Marianne Groat finished with a career record of 4–13 and no singles titles. Weekly WTA ranking coverage before 1984 is incomplete outside audited No. 1 and year-end Top 10 anchors.

Peak ranking

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Elo peak

1505 (6th percentile)

Career record

4–13 (23.5%)

Career titles

Prize money

$21,900

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 →

Marianne Groat's recent, live, and scheduled WTA matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Regina Marsikova	6-2 2-6 5-7	L	H2H	Match data	Aug 6, 1986*	R64	Canadian Open	WTA 500	Hard
Ginny Purdy	1-6 7-6 3-6	L	H2H	Match data	Jul 23, 1985*	R64	Indianapolis US Clay	WTA 500	Clay
Hu Na	0-6 1-6	L	H2H	Match data	Jul 18, 1985*	R32	Newport	WTA 250	Grass
Catherine Tanvier #32	3-6 2-6	L	H2H	Match data	Jun 26, 1985*	R128	Wimbledon	Grand Slam	Grass
Sylvia Hanika	1-6 1-6	L	H2H	Match data	May 22, 1985*	R32	Lugano	WTA 250	Clay

Rivals all rivalries →

Marianne Groat's most-played WTA rivals
Opponent	L	M	Last Played	H2H
Regina Marsikova	1	1	Aug 6, 1986	H2H
Ginny Purdy	1	1	Jul 23, 1985	H2H
Hu Na	1	1	Jul 18, 1985	H2H
Catherine Tanvier	1	1	Jun 26, 1985	H2H
Sylvia Hanika	1	1	May 22, 1985	H2H

Career Results

Marianne Groat career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1982	17	0	1	1	0.0%	—	—
1983	18	0	2	2	0.0%	—	—
1984	19	2	3	5	40.0%	—	—
1985	20	2	6	8	25.0%	—	—
1986	21	0	1	1	0.0%	—	—
Career		4	13	17	23.5%	—	—

Career Results by Surface

Marianne Groat 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 %
1982	17	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
1983	18	0	2	2	0.0%	—	—	—	—	—	—	—	—	0	2	2	0.0%
1984	19	2	3	5	40.0%	—	—	—	—	—	—	—	—	2	3	5	40.0%
1985	20	—	—	—	—	2	4	6	33.3%	0	2	2	0.0%	2	6	8	25.0%
1986	21	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
Career	—	2	6	8	25.0%	2	4	6	33.3%	0	2	2	0.0%	4	13	17	23.5%

Career Results by Opponent Rank

Marianne Groat 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 %
1984	19	0	0	—	—	0	0	—	—	0	0	—	—	1	0	1	100.0%	1	0	1	100.0%
1985	20	0	0	—	—	0	0	—	—	0	2	2	0.0%	0	0	—	—	0	2	2	0.0%
Career		0	0	—	—	0	0	—	—	0	2	2	0.0%	1	0	1	100.0%	1	2	3	33.3%

Opponent ranking data available for 3/17 (17.6%) of Marianne Groat's WTA main draw matches.

Advanced Stats

Marianne Groat 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
1982	17	1489	98.5	—	—	—	—	—	—	—	0.0%	-4.00	—	—	—	-0.14
1983	18	1462	93.6	—	—	—	—	—	—	—	20.0%	-2.40	0–1	—	—	+0.30
1984	19	1471	89.7	—	—	—	—	+55	—	—	36.4%	-1.73	1–0	—	—	+0.44
1985	20	1462	102.2	—	—	—	—	—	+69	—	33.3%	-1.56	0–2	1–0	—	-0.01
1986	21	1456	102.6	—	—	—	—	—	—	—	33.3%	-0.67	0–1	—	—	-0.05
Career		1505	95.1	—	—	—	—	+55	+69	—	30.8%	-1.77	1–4 (20%)	1–0	—	+3.18

Tournament Results by Category

Grand Slams

Marianne Groat Grand Slams results by season
Season	Age	W	W-L Win %
1985	20	R128	0–1 (0%)
W-L		0–1 (0%)	0–1 (0%)

WTA 500

Marianne Groat WTA 500 results by season
Season	Age	NAP	CAN	W-L Win %
1984	19	—	R64	0–1 (0%)
1985	20	R64	—	0–1 (0%)
1986	21	—	R64	0–1 (0%)
W-L		0–1 (0%)	0–2 (0%)	0–3 (0%)

WTA 250

Marianne Groat WTA 250 results by season
Season	Age	HOU	NWP	RIO	BAK	ERI	KAN	LUG	RIC	SÃO	W-L Win %
1982	17	—	—	—	—	R32	—	—	—	—	0–1 (0%)
1983	18	—	—	—	R32	—	R32	—	—	—	0–2 (0%)
1984	19	—	—	QF	—	—	—	—	R32	—	2–2 (50%)
1985	20	R32	R32	—	—	—	—	R32	—	R16	2–4 (33%)
W-L		0–1 (0%)	0–1 (0%)	2–1 (67%)	0–1 (0%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	1–1 (50%)	4–9 (31%)

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 Marianne Groat?: Marianne Groat is 61 years old, born on June 5, 1965.
Which country does Marianne Groat represent?: Marianne Groat represents Canada in TennisDB's WTA records.
How many Grand Slams has Marianne Groat won?: Marianne Groat has not won a Grand Slam title.
How many WTA 1000 titles has Marianne Groat won?: TennisDB does not group any of Marianne Groat's titles under the modern WTA 1000 category.
What is Marianne Groat's career win-loss record?: Marianne Groat has a career WTA singles record of 4 wins and 13 losses (23.5%).
How much career prize money has Marianne Groat earned?: Marianne Groat has earned at least $21,900 in career prize money from professional tennis.
Which seasons of Marianne Groat's career appear in TennisDB?: Marianne Groat appears in TennisDB's WTA main-tour match records from 1982 through 1986.
Who has Marianne Groat faced most often?: Marianne Groat's most frequent opponent is Regina Marsikova, with a head-to-head record of 0–1 across 1 meeting.