Player data updated: 2026-10-19 10:34 UTC

Petra Delhees Jauch

SUI WTA Tour years active: 1975–1985

Petra Delhees Jauch represented Switzerland on the WTA Tour. TennisDB's records show a singles record of 69–91 and one singles title. 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

1720 (63rd percentile)

Singles record

69–91 (43.1%)

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 →

Petra Delhees Jauch's recent, live, and scheduled WTA matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Manuela Maleeva Fragniere #4	1-6 2-6	L	H2H	Match data	May 30, 1985*	R64	Roland Garros	Grand Slam	Clay
Pascale Etchemendy	7-5 6-3	W	H2H	Match data	May 29, 1985*	R128	Roland Garros	Grand Slam	Clay
Kathy Rinaldi Stunkel	7-5 3-6 1-6	L	H2H	Match data	May 22, 1985*	R32	Lugano	WTA 250	Clay
Laura Arraya #82	3-6 6-3 6-2	W	H2H	Match data	May 21, 1985*	R64	Lugano	WTA 250	Clay
Andrea Holikova	3-6 6-2 5-7	L	H2H	Match data	May 10, 1985*	R16	Barcelona	WTA 250	Clay

Rivals all rivalries →

Petra Delhees Jauch's most-played WTA rivals
Opponent	W	L	M	Last Played	H2H
Virginia Ruzici	0	7	7	Oct 27, 1983	H2H
Rosie Casals	1	2	3	Apr 10, 1985	H2H
Susan Mascarin	1	2	3	Apr 5, 1985	H2H
Eva Pfaff	0	3	3	Jul 8, 1983	H2H
Sabina Simmonds	1	2	3	May 25, 1983	H2H

Singles Titles (1)

Petra Delhees Jauch singles titles by season and category
Season	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
1979	1	—	—	—	1	—	Gstaad
Total	1	—	—	—	1	—

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

Career Results

Petra Delhees Jauch career results by season
Season	W	L	M	Win %	Start Rank	End Rank
1975	0	1	1	0.0%	—	—
1976	0	3	3	0.0%	—	—
1977	0	1	1	0.0%	—	—
1978	6	6	12	50.0%	—	—
1979	12	8	20	60.0%	—	—
1980	5	12	17	29.4%	—	—
1981	6	10	16	37.5%	—	—
1982	10	17	27	37.0%	—	—
1983	15	15	30	50.0%	—	—
1984	4	9	13	30.8%	—	—
1985	11	9	20	55.0%	—	—
Career	69	91	160	43.1%	—	—

Career Results by Surface

Petra Delhees Jauch career results by season and surface
Season	Hard				Clay				Grass				Carpet				Total
Season	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1975	—	—	—	—	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
1976	—	—	—	—	0	2	2	0.0%	0	1	1	0.0%	—	—	—	—	0	3	3	0.0%
1977	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%	0	1	1	0.0%
1978	—	—	—	—	5	2	7	71.4%	1	3	4	25.0%	—	—	—	—	6	6	12	50.0%
1979	1	1	2	50.0%	1	2	3	33.3%	1	3	4	25.0%	3	1	4	75.0%	12	8	20	60.0%
1980	0	1	1	0.0%	3	6	9	33.3%	—	—	—	—	2	5	7	28.6%	5	12	17	29.4%
1981	—	—	—	—	5	7	12	41.7%	1	2	3	33.3%	0	1	1	0.0%	6	10	16	37.5%
1982	1	3	4	25.0%	5	6	11	45.5%	2	5	7	28.6%	2	3	5	40.0%	10	17	27	37.0%
1983	6	5	11	54.5%	7	7	14	50.0%	1	1	2	50.0%	1	2	3	33.3%	15	15	30	50.0%
1984	3	2	5	60.0%	1	6	7	14.3%	0	1	1	0.0%	—	—	—	—	4	9	13	30.8%
1985	1	2	3	33.3%	10	7	17	58.8%	—	—	—	—	—	—	—	—	11	9	20	55.0%
Career	12	14	26	46.2%	37	46	83	44.6%	6	16	22	27.3%	8	13	21	38.1%	69	91	160	43.1%

Career Results by Opponent Rank

Petra Delhees Jauch career results by season and opponent rank
Season	1-10				11-30				31-100				100+				Total
Season	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1984	1	1	2	50.0%	0	1	1	0.0%	0	3	3	0.0%	0	0	—	—	1	5	6	16.7%
1985	0	2	2	0.0%	0	0	—	—	2	0	2	100.0%	0	0	—	—	2	2	4	50.0%
Career	1	3	4	25.0%	0	1	1	0.0%	2	3	5	40.0%	0	0	—	—	3	7	10	30.0%

Opponent ranking data available for 10/160 (6.2%) of Petra Delhees Jauch's WTA main draw matches.

Advanced Stats

Petra Delhees Jauch advanced statistics by season
Season	Elo	P+	Serve+	Return+	PD	TPW%	Hard Elo	Clay Elo	Grass Elo	Set Win %	Set Margin	Dec. Set	Tiebreak	Pressure+	Schedule
1975	1484	96.6	—	—	—	—	—	—	—	0.0%	-3.00	—	—	—	+0.24
1976	1467	98.7	—	—	—	—	—	—	—	0.0%	-3.67	—	—	—	-0.20
1977	1450	96.1	—	—	—	—	—	—	—	0.0%	-3.50	—	—	—	+0.42
1978	1533	116.6	—	—	—	—	—	+54	-8	39.1%	-0.96	2–1 (67%)	1–1	—	-0.16
1979	1653	121.5	—	—	—	—	-20	-54	-125	54.8%	+0.14	5–1 (83%)	1–2 (33%)	—	+0.76
1980	1579	121.5	—	—	—	—	-24	-11	—	35.9%	-0.79	1–4 (20%)	1–4 (20%)	94.8	+1.07
1981	1583	118.6	—	—	—	—	—	+14	-36	42.1%	-0.21	2–4 (33%)	1–3 (25%)	97.4	+0.79
1982	1619	133.2	—	—	—	—	-50	-26	-56	41.7%	-0.78	1–5 (17%)	4–1 (80%)	99.1	-1.92
1983	1674	123.0	—	—	—	—	-60	+20	—	48.5%	-0.05	4–2 (67%)	2–4 (33%)	101.7	+0.97
1984	1642	109.6	—	—	—	—	-13	-26	—	36.7%	-1.13	1–3 (25%)	1–0	—	-0.16
1985	1706	132.5	—	—	—	—	-87	+6	—	56.5%	+0.17	2–4 (33%)	1–1	—	-1.20
Career	1720	129.6	—	—	—	—	-43	+2	-57	44.1%	-0.47	18–24 (43%)	12–16 (43%)	99.1	+0.38

Tournament Results by Category

Grand Slams

Petra Delhees Jauch Grand Slams results by season
Season	AO	RG	W	USO	W-L Win %
1979	—	R64	—	—	0–1 (0%)
1980	—	R16	—	—	2–1 (67%)
1981	—	R64	R64	—	2–2 (50%)
1982	R32	R64	R64	—	3–3 (50%)
1983	—	R32	R64	R64	4–3 (57%)
1984	—	R64	R128	R16	4–3 (57%)
1985	—	R64	—	—	1–1 (50%)
W-L	1–1 (50%)	8–7 (53%)	3–4 (43%)	4–2 (67%)	16–14 (53%)

WTA 500

Petra Delhees Jauch WTA 500 results by season
Season	ADE	BRI	DLB	SDG	AME	BER	POR	CHA	LOS	SYD	SYD	W-L Win %
1978	R32	—	—	—	—	—	—	—	—	R64	—	1–2 (33%)
1979	R32	—	—	—	—	—	—	—	—	R32	R16	1–3 (25%)
1980	—	—	—	R32	—	—	—	—	—	—	—	0–1 (0%)
1981	—	—	—	—	—	R64	R32	R32	—	—	—	1–3 (25%)
1982	—	R64	—	R32	—	R64	R32	R32	R32	—	R64	2–7 (22%)
1983	—	—	—	—	—	—	R32	R32	—	—	—	1–2 (33%)
1984	—	—	—	—	R64	R64	—	R64	—	—	—	0–3 (0%)
1985	—	—	R128	—	R32	—	—	R32	—	—	—	2–3 (40%)
W-L	1–2 (33%)	0–1 (0%)	0–1 (0%)	1–2 (33%)	1–2 (33%)	0–3 (0%)	0–3 (0%)	4–5 (44%)	0–1 (0%)	0–2 (0%)	1–2 (33%)	8–24 (25%)

WTA 250

Petra Delhees Jauch WTA 250 results by season
Season	BAR	DAL	EAS	GST	KIT	MC	NAP	STO	AME	AMS	BAY	BOB	BRE	BRI	CHR	DEE	HER	HIT	LUG	MAH	MAR	NIC	PAL	PER	RIC	RID	SEA	TAM	ZUR	W-L Win %
1975	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1976	R16	—	R64	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–3 (0%)
1977	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1978	—	—	—	F	—	QF	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	5–4 (56%)
1979	—	—	—	W	—	SF	—	R16	—	—	—	SF	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	11–4 (73%)
1980	—	—	—	SF	—	—	R64	R32	—	R32	R32	QF	—	R32	—	—	—	—	—	—	—	R16	—	R64	R32	—	—	—	—	3–10 (23%)
1981	—	—	R64	SF	R16	—	—	—	R64	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	3–5 (38%)
1982	—	R16	R64	—	—	—	—	—	R16	—	—	—	—	—	—	R32	—	R32	R32	—	—	—	—	—	—	—	—	R32	—	5–7 (42%)
1983	—	—	—	—	—	—	R16	—	R64	—	—	—	—	R16	—	—	R16	QF	R64	R32	R32	—	R32	—	—	QF	—	—	—	10–10 (50%)
1984	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	R64	—	—	—	—	—	R32	0–3 (0%)
1985	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	R32	—	F	—	—	—	R16	—	—	8–5 (62%)
W-L	1–2 (33%)	2–1 (67%)	0–3 (0%)	9–5 (64%)	1–1 (50%)	3–2 (60%)	1–2 (33%)	1–2 (33%)	2–3 (40%)	0–1 (0%)	0–1 (0%)	5–2 (71%)	0–1 (0%)	1–2 (33%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	2–2 (50%)	2–5 (29%)	1–1 (50%)	2–2 (50%)	3–3 (50%)	5–3 (62%)	0–1 (0%)	0–1 (0%)	2–1 (67%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	45–53 (46%)

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

Which country does Petra Delhees Jauch represent?: Petra Delhees Jauch represents Switzerland in TennisDB's WTA records.
How many Grand Slam singles titles has Petra Delhees Jauch won?: Petra Delhees Jauch has not won a Grand Slam singles title.
How many WTA 1000 titles has Petra Delhees Jauch won?: TennisDB does not group any of Petra Delhees Jauch's titles under the modern WTA 1000 category.
How many WTA titles has Petra Delhees Jauch won?: Petra Delhees Jauch has won 1 WTA singles title across all categories. The most recent was Gstaad in 1979.
What is Petra Delhees Jauch's career win-loss record?: Petra Delhees Jauch has a career WTA singles record of 69 wins and 91 losses (43.1%).
Which seasons of Petra Delhees Jauch's career appear in TennisDB?: Petra Delhees Jauch appears in TennisDB's WTA main-tour match records from 1975 through 1985.
On which surface does Petra Delhees Jauch have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Petra Delhees Jauch's highest WTA main-draw win rate is on hard: 46.2% (12–14).
Who has Petra Delhees Jauch faced most often?: Petra Delhees Jauch's most frequent opponent is Virginia Ruzici, with a head-to-head record of 0–7 across 7 meetings.