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

Jeff Borowiak

USA Age 77 193 cm / 6'4" Plays: Right-Handed ATP Tour years active: 1968–1984

Jeff Borowiak represented the United States on the ATP Tour and reached a career high of No. 20. TennisDB's records show a singles record of 290–304 and 5 singles titles.

Peak singles rank

20 (Aug 30, 1977)

Elo peak

1959 (88th percentile)

Singles record

290–304 (48.8%)

Singles titles

Prize money

$598

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 →

Jeff Borowiak's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Thomas Muster	2-6 3-6	L	H2H	Match data	Jul 25, 1984*	R64	Austrian Open Kitzbühel	ATP 250	Clay
Brian Teacher #32	4-6 7-5 9-11	L	H2H	Match data	Jun 13, 1984*	R64	Queen's Club Championships	ATP 250	Grass
Mark Dickson #49	3-6 4-6	L	H2H	Match data	May 10, 1984*	R32	Florence	ATP 250	Clay
Hank Pfister #40	6-7 6-3 2-6	L	H2H	Match data	Feb 15, 1984*	R64	La Quinta	ATP 250	Hard
Henrik Sundstrom #23	5-7 6-7	L	H2H	Match data	Dec 14, 1983*	R64	Sydney International	ATP 250	Grass

Rivals all rivalries →

Jeff Borowiak's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Jimmy Connors	3	8	11	Sep 2, 1982	H2H
Brian Gottfried	6	4	10	Jun 26, 1981	H2H
Tom Okker	4	6	10	Aug 20, 1980	H2H
Jaime Fillol	4	6	10	Apr 19, 1979	H2H
Dick Stockton	6	4	10	Apr 21, 1978	H2H

Singles Titles (5)

Jeff Borowiak singles titles by season and category
Season	Age	Singles titles	GS	Masters 1000 including documented historical predecessor categories	ATP 500 including documented historical predecessor categories	ATP 250 including documented historical predecessor categories	ATP Finals	Tournaments
1974	24	2	—	—	—	2	—	Charlotte, Oslo
1977	27	3	—	—	—	3	—	Dayton, Swiss Open Gstaad, Canadian Open
Total		5	—	—	—	5	—

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

Career Results

Jeff Borowiak career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1968	18	6	10	16	37.5%	—	—
1969	19	3	2	5	60.0%	—	—
1970	20	6	7	13	46.2%	—	—
1971	21	26	20	46	56.5%	—	—
1972	22	20	28	48	41.7%	—	—
1973	23	21	33	54	38.9%	115	82
1974	24	34	26	60	56.7%	83	40
1975	25	31	26	57	54.4%	42	48
1976	26	18	23	41	43.9%	42	60
1977	27	47	24	71	66.2%	61	25
1978	28	16	25	41	39.0%	25	98
1979	29	5	13	18	27.8%	97	125
1980	30	5	5	10	50.0%	189	189
1981	31	18	19	37	48.7%	78	52
1982	32	21	20	41	51.2%	50	94
1983	33	13	19	32	40.6%	82	98
1984	34	0	4	4	0.0%	115	520
Career		290	304	594	48.8%	—	—

Career Results by Surface

Jeff Borowiak 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 %
1968	18	4	2	6	66.7%	1	2	3	33.3%	1	5	6	16.7%	0	1	1	0.0%	6	10	16	37.5%
1969	19	3	1	4	75.0%	0	1	1	0.0%	—	—	—	—	—	—	—	—	3	2	5	60.0%
1970	20	1	1	2	50.0%	2	3	5	40.0%	3	2	5	60.0%	0	1	1	0.0%	6	7	13	46.2%
1971	21	11	10	21	52.4%	6	5	11	54.5%	4	3	7	57.1%	5	2	7	71.4%	26	20	46	56.5%
1972	22	9	9	18	50.0%	1	5	6	16.7%	0	1	1	0.0%	10	13	23	43.5%	20	28	48	41.7%
1973	23	8	8	16	50.0%	9	12	21	42.9%	1	3	4	25.0%	3	10	13	23.1%	21	33	54	38.9%
1974	24	9	9	18	50.0%	13	11	24	54.2%	2	3	5	40.0%	10	3	13	76.9%	34	26	60	56.7%
1975	25	11	9	20	55.0%	8	10	18	44.4%	3	2	5	60.0%	9	5	14	64.3%	31	26	57	54.4%
1976	26	3	3	6	50.0%	12	10	22	54.5%	0	2	2	0.0%	3	8	11	27.3%	18	23	41	43.9%
1977	27	7	8	15	46.7%	19	5	24	79.2%	0	2	2	0.0%	21	9	30	70.0%	47	24	71	66.2%
1978	28	1	5	6	16.7%	13	9	22	59.1%	0	3	3	0.0%	2	8	10	20.0%	16	25	41	39.0%
1979	29	0	3	3	0.0%	2	5	7	28.6%	1	1	2	50.0%	2	4	6	33.3%	5	13	18	27.8%
1980	30	3	3	6	50.0%	—	—	—	—	—	—	—	—	2	2	4	50.0%	5	5	10	50.0%
1981	31	11	9	20	55.0%	2	3	5	40.0%	3	2	5	60.0%	2	5	7	28.6%	18	19	37	48.6%
1982	32	4	7	11	36.4%	4	3	7	57.1%	10	6	16	62.5%	3	4	7	42.9%	21	20	41	51.2%
1983	33	1	6	7	14.3%	7	5	12	58.3%	2	4	6	33.3%	3	4	7	42.9%	13	19	32	40.6%
1984	34	0	1	1	0.0%	0	2	2	0.0%	0	1	1	0.0%	—	—	—	—	0	4	4	0.0%
Career	—	86	94	180	47.8%	99	91	190	52.1%	30	40	70	42.9%	75	79	154	48.7%	290	304	594	48.8%

Career Results by Opponent Rank

Jeff Borowiak 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 %
1973	23	0	2	2	0.0%	3	2	5	60.0%	2	2	4	50.0%	0	0	—	—	5	6	11	45.5%
1974	24	0	3	3	0.0%	2	3	5	40.0%	4	3	7	57.1%	6	0	6	100.0%	12	9	21	57.1%
1975	25	0	5	5	0.0%	1	0	1	100.0%	7	0	7	100.0%	0	1	1	0.0%	8	6	14	57.1%
1976	26	0	1	1	0.0%	0	0	—	—	0	0	—	—	0	0	—	—	0	1	1	0.0%
1977	27	2	6	8	25.0%	5	5	10	50.0%	17	6	23	73.9%	4	0	4	100.0%	28	17	45	62.2%
1978	28	1	7	8	12.5%	2	2	4	50.0%	1	7	8	12.5%	0	0	—	—	4	16	20	20.0%
1979	29	0	1	1	0.0%	1	1	2	50.0%	1	5	6	16.7%	0	0	—	—	2	7	9	22.2%
1980	30	0	1	1	0.0%	1	0	1	100.0%	4	1	5	80.0%	0	0	—	—	5	2	7	71.4%
1981	31	1	2	3	33.3%	1	7	8	12.5%	6	4	10	60.0%	0	0	—	—	8	13	21	38.1%
1982	32	1	4	5	20.0%	3	5	8	37.5%	1	5	6	16.7%	0	0	—	—	5	14	19	26.3%
1983	33	1	2	3	33.3%	2	8	10	20.0%	6	5	11	54.5%	0	0	—	—	9	15	24	37.5%
1984	34	0	0	—	—	0	0	—	—	0	3	3	0.0%	0	0	—	—	0	3	3	0.0%
Career		6	34	40	15.0%	21	33	54	38.9%	49	41	90	54.4%	10	1	11	90.9%	86	109	195	44.1%

Opponent ranking data available for 195/594 (32.8%) of Jeff Borowiak's ATP main draw matches.

Advanced Stats

Jeff Borowiak 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
1968	18	1471	97.5	—	—	—	—	+106	+20	-42	37.8%	-0.84	0–2	—	—	+0.39
1969	19	1512	107.1	—	—	—	—	+167	—	—	50.0%	+0.43	3–1 (75%)	—	—	+0.31
1970	20	1565	109.0	—	—	—	—	+90	-54	-66	46.7%	-0.47	1–0	0–2	—	-0.26
1971	21	1759	131.8	—	—	—	—	+6	-154	-148	53.0%	+0.15	10–5 (67%)	9–6 (60%)	110.2	-1.13
1972	22	1826	149.5	—	—	—	—	+40	-240	—	43.2%	-0.46	10–10 (50%)	9–10 (47%)	102.6	-7.30
1973	23	1733	135.6	—	—	—	—	+28	-101	-173	43.0%	-0.37	9–15 (38%)	7–10 (41%)	94.9	-4.56
1974	24	1859	146.2	—	—	—	—	+25	-114	-273	56.0%	+0.23	8–10 (44%)	12–6 (67%)	105.3	-4.92
1975	25	1808	148.3	—	—	—	—	+64	-110	-178	53.6%	+0.42	11–12 (48%)	5–9 (36%)	95.2	-5.88
1976	26	1725	143.4	—	—	—	—	+66	-6	—	47.9%	-0.08	9–9 (50%)	6–8 (43%)	97.4	-2.55
1977	27	1825	151.8	—	—	—	—	-11	+75	—	61.0%	+0.81	14–7 (67%)	9–9 (50%)	103.0	+0.48
1978	28	1672	145.7	—	—	—	—	-11	+208	-147	43.0%	-0.37	3–6 (33%)	4–4 (50%)	94.3	-3.12
1979	29	1618	131.4	—	—	—	—	-18	+166	—	38.3%	-0.58	2–5 (29%)	3–6 (33%)	96.1	-1.00
1980	30	1671	131.2	—	—	—	—	-19	—	—	59.1%	+0.91	1–3 (25%)	1–1	—	-0.33
1981	31	1764	143.3	—	—	—	—	-10	-18	-91	48.9%	-0.23	4–5 (44%)	10–10 (50%)	100.5	-1.40
1982	32	1742	140.8	—	—	—	—	-6	-6	-10	53.5%	+0.11	4–8 (33%)	9–8 (53%)	99.2	-2.10
1983	33	1652	129.5	—	—	—	—	-39	+97	+56	43.8%	-0.57	5–5 (50%)	9–4 (69%)	104.0	-1.80
1984	34	1599	108.8	—	—	—	—	—	—	—	20.0%	-1.60	0–2	0–1	—	-0.33
Career		1959	147.5	—	—	—	—	+19	-9	-85	49.6%	-0.02	94–105 (47%)	93–94 (50%)	100.7	-6.03

Tournament Results by Category

Grand Slams

Jeff Borowiak Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
1968	18	—	—	—	R32	1–1 (50%)
1970	20	—	—	—	R64	1–1 (50%)
1971	21	—	—	R16	R64	4–2 (67%)
1972	22	—	—	—	R128	0–1 (0%)
1973	23	—	R128	—	R64	1–2 (33%)
1974	24	—	R64	R32	R128	3–3 (50%)
1975	25	—	—	R64	R128	1–2 (33%)
1976	26	—	—	R128	—	0–1 (0%)
1977	27	—	R64	R128	R128	1–3 (25%)
1978	28	—	R32	R128	R64	3–3 (50%)
1979	29	—	R64	R64	R128	2–3 (40%)
1981	31	—	—	R16	R64	4–2 (67%)
1982	32	R16	—	R128	R128	3–3 (50%)
1983	33	R32	—	R128	R128	2–3 (40%)
W-L		5–2 (71%)	5–5 (50%)	10–10 (50%)	6–13 (32%)	26–30 (46%)

ATP 500

Jeff Borowiak ATP 500 results by season
Season	Age	CIN	ITA	CAN	CAN	W-L Win %
1970	20	R16	—	—	—	2–1 (67%)
1971	21	R32	—	—	—	1–1 (50%)
1973	23	—	R128	—	R64	0–2 (0%)
1974	24	—	R64	—	R16	2–2 (50%)
1975	25	—	—	—	R64	0–1 (0%)
1976	26	—	—	—	R64	0–1 (0%)
1978	28	—	R64	R16	—	1–2 (33%)
1979	29	—	R64	—	—	0–1 (0%)
1980	30	R16	—	—	—	2–1 (67%)
1981	31	R64	—	—	—	0–1 (0%)
1982	32	R64	—	—	—	0–1 (0%)
W-L		5–5 (50%)	0–4 (0%)	1–1 (50%)	2–4 (33%)	8–14 (36%)

ATP 250

Jeff Borowiak ATP 250 results by season
Season	Age	ADE	ATL	SWE	BAR	BAS	EAS	FLR	GST	HAM	HKG	HOU	AUS	MEL	MIA	MUN	NAP	PAR	QUE	ROT	SPB	STO	STU	TKY	VIE	WAS	ALA	ALA	BAL	BER	BIR	BOL	BOL	BOS	BRE	CAR	CHA	CHA	CHI	CLE	COL	COL	COL	COP	DAY	DEN	DEN	DUS	DUT	FOR	FRA	GOT	HAM	HAV	HEM	HIL	JOH	KAN	LA	LA	LA	LAC	LAG	LAS	LAS	LON	LON	LOS	LOS	LOU	LOU	MAC	MAN	MAU	MEM	MER	MIL	MIL	MON	NAP	NEW	NEW	NEW	NOR	EAS	ORL	OSA	OSL	IW	PHI	PHI	QUE	IW	RIC	RIC	SAC	SAL	SAN	SAN	SAN	SAO	SOU	SOU	SOU	ST.	ST.	STO	SYD	TAI	TAM	TAN	TEH	CAN	TOR	U.S	VAN	WCT	WEM	W-L Win %
1968	18	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	R32	—	—	—	—	—	R64	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	5–9 (36%)
1969	19	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3–2 (60%)
1970	20	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3–4 (43%)
1971	21	—	—	—	R64	—	R32	—	QF	—	—	—	—	—	—	—	R16	—	—	—	—	R64	—	—	—	R32	—	—	—	R32	—	—	R16	—	—	—	—	—	—	—	—	F	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	R32	—	—	—	—	—	R64	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	R16	21–17 (55%)
1972	22	—	—	—	—	—	—	—	—	—	—	R32	—	—	R32	—	—	—	—	R16	—	R16	—	—	—	R32	R32	—	—	—	—	—	—	—	F	—	—	R32	R32	R32	—	—	—	—	—	—	R32	—	—	R16	—	QF	—	—	—	R16	R16	—	—	—	—	—	—	—	R16	—	—	—	R16	—	R32	QF	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	QF	R16	—	R16	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R16	R32	R16	—	—	20–27 (43%)
1973	23	—	—	R32	—	—	R32	—	—	—	—	R16	—	—	—	—	R32	R32	—	—	—	R16	—	QF	—	R16	—	—	—	—	—	—	—	—	—	—	—	R32	R32	R32	—	R32	R32	R32	—	—	R32	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	R16	R16	—	R16	—	—	—	—	—	—	—	R32	—	—	—	R16	—	—	—	R64	—	R32	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	SF	R32	—	—	R32	R32	—	—	20–28 (42%)
1974	24	—	R32	—	—	—	—	—	R32	—	—	—	R16	—	—	—	—	R16	—	—	R32	R32	—	—	—	R64	—	—	—	—	—	—	—	—	QF	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	R32	—	R32	—	—	—	—	QF	R32	—	—	—	R16	—	—	—	—	—	—	—	—	F	—	R64	QF	—	W	—	—	R64	—	—	—	—	—	—	R64	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	R32	—	—	—	29–21 (58%)
1975	25	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	R32	—	—	R16	R64	—	—	—	R32	—	—	—	—	—	—	—	—	—	SF	R32	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	R32	—	—	—	—	R16	R32	—	—	—	QF	—	—	—	—	—	—	—	—	—	R64	R16	QF	—	—	—	—	R32	—	—	—	QF	—	—	SF	—	SF	R16	—	R32	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	30–23 (57%)
1976	26	—	F	—	R16	—	—	—	QF	—	—	—	QF	—	—	—	R32	—	—	R16	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	SF	—	R16	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	R16	—	—	—	—	R64	R64	—	—	—	R16	—	—	—	—	—	—	—	—	—	R32	R64	—	—	—	R64	—	R64	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	18–21 (46%)
1977	27	—	—	—	—	QF	—	—	W	—	—	—	—	—	—	—	—	SF	R64	—	—	R64	—	—	—	QF	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	W	R16	—	QF	—	—	—	—	SF	—	—	—	—	—	R16	—	—	—	—	R32	—	—	—	R32	QF	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	R64	R16	—	—	R32	QF	—	—	—	—	—	—	—	—	—	W	—	—	—	—	R32	46–21 (69%)
1978	28	—	—	—	—	—	—	—	SF	R64	R32	QF	—	—	—	—	QF	—	R64	—	—	—	—	R32	—	R32	—	R32	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	R32	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	R32	—	—	—	R32	—	—	—	R32	QF	—	—	—	—	—	R32	—	—	—	—	—	—	—	QF	—	12–20 (38%)
1979	29	—	—	—	—	—	—	—	R16	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	R32	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	3–9 (25%)
1980	30	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3–4 (43%)
1981	31	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	R64	—	—	R64	R32	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	R16	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R64	—	R32	—	F	—	—	—	—	—	—	—	F	—	—	—	—	—	—	—	R32	14–16 (47%)
1982	32	R16	—	—	—	—	—	—	R32	—	—	—	QF	SF	—	—	—	—	R32	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	R32	—	—	R16	—	—	—	—	—	—	—	—	—	QF	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	R16	—	—	—	R32	—	—	—	—	—	R16	—	R32	—	—	—	—	—	—	—	—	18–16 (53%)
1983	33	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	R16	—	—	R64	—	—	—	—	—	R32	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R64	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	QF	—	—	—	R32	—	—	—	—	R32	—	—	—	R32	R64	—	R32	—	—	—	—	QF	—	—	—	11–16 (41%)
1984	34	—	—	—	—	—	—	R32	—	—	—	—	R64	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–4 (0%)
W-L		1–1 (50%)	3–2 (60%)	0–1 (0%)	0–2 (0%)	2–1 (67%)	0–2 (0%)	0–1 (0%)	16–8 (67%)	3–3 (50%)	0–1 (0%)	3–3 (50%)	7–5 (58%)	3–1 (75%)	0–1 (0%)	1–1 (50%)	8–6 (57%)	5–4 (56%)	1–6 (14%)	1–2 (33%)	1–2 (33%)	5–7 (42%)	1–2 (33%)	3–2 (60%)	0–1 (0%)	9–10 (47%)	0–1 (0%)	0–1 (0%)	0–2 (0%)	7–3 (70%)	0–1 (0%)	3–2 (60%)	1–1 (50%)	0–1 (0%)	5–2 (71%)	5–2 (71%)	5–1 (83%)	0–3 (0%)	0–2 (0%)	0–2 (0%)	1–2 (33%)	4–2 (67%)	4–3 (57%)	0–1 (0%)	5–0 (100%)	1–1 (50%)	0–4 (0%)	2–1 (67%)	2–1 (67%)	1–1 (50%)	1–1 (50%)	2–1 (67%)	3–1 (75%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	2–1 (67%)	1–1 (50%)	2–3 (40%)	0–1 (0%)	2–1 (67%)	2–5 (29%)	1–1 (50%)	1–1 (50%)	1–1 (50%)	1–1 (50%)	14–9 (61%)	2–4 (33%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	9–8 (53%)	2–4 (33%)	4–2 (67%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	4–1 (80%)	1–2 (33%)	2–4 (33%)	4–2 (67%)	0–1 (0%)	5–0 (100%)	0–1 (0%)	2–3 (40%)	9–8 (53%)	1–1 (50%)	0–1 (0%)	3–3 (50%)	2–1 (67%)	2–1 (67%)	2–2 (50%)	7–10 (41%)	1–2 (33%)	2–2 (50%)	1–1 (50%)	4–4 (50%)	4–6 (40%)	0–1 (0%)	2–2 (50%)	0–1 (0%)	0–1 (0%)	2–2 (50%)	0–1 (0%)	4–3 (57%)	4–2 (67%)	1–1 (50%)	6–0 (100%)	0–1 (0%)	4–6 (40%)	1–2 (33%)	1–1 (50%)	1–3 (25%)	256–258 (50%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

Career-high date

Aug 30, 1977

First Top 100

Oct 1, 1973

First Top 50

May 6, 1974

First Top 20

Aug 30, 1977

First Top 10

—

Ranking History Matrix

Jeff Borowiak ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	23	—	—	—	—	—	—	—	115	112	90	83	82
1974	24	—	—	83	67	47	42	45	44	43	—	42	40
1975	25	42	—	40	42	51	50	—	—	—	—	—	48
1976	26	—	—	—	—	—	42	—	—	—	—	—	60
1977	27	52	45	40	37	41	42	33	20	23	24	24	25
1978	28	23	34	35	31	38	38	52	79	78	88	100	98
1979	29	97	92	93	94	99	93	89	—	—	—	—	125
1980	30	—	—	—	—	—	—	—	—	—	—	—	189
1981	31	—	—	80	78	76	72	66	82	79	93	53	52
1982	32	50	51	58	56	60	56	61	64	60	60	50	94
1983	33	92	85	85	94	77	78	71	78	85	100	92	98
1984	34	115	—	—	—	—	189	268	277	289	298	293	520
1985	35	519	569	630	628	512	531	585	589	588	581	586	580
1986	36	577	571	575	565	—	—	799	839	853	856	855	870
1987	37	870	875	866	888	890	903	920	—	—	—	—	—

Similar Players

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

Jeff Borowiak's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Titles	Years	Rivalries	Match log
Onny Parun	NZL	#19	1,991	716	375	341	52.4%	$4,000	6	1968–1982	Rivalries	Match log
Karl Meiler	GER	#20	1,903	442	252	190	57.0%	$2,148	4	1968–1985	Rivalries	Match log
Fritz Buehning	USA	#21	1,887	234	113	121	48.3%	$608,506	1	1978–1984	Rivalries	Match log
Chris Lewis	NZL	#19	1,865	417	221	196	53.0%	$647,550	3	1973–1985	Rivalries	Match log
Ulrich Pinner	GER	#19	1,893	250	132	118	52.8%	—	2	1973–1983	Rivalries	Match log
Ross Case	AUS	#24	1,962	567	293	274	51.7%	—	4	1968–1983	Rivalries	Match log
Francois Jauffret	FRA	#20	1,911	332	199	133	59.9%	—	2	1968–1980	Rivalries	Match log
Brian Fairlie	NZL	#24	1,903	453	233	220	51.4%	—	3	1968–1979	Rivalries	Match log
Jiri Hrebec	CZE	#25	1,912	341	171	170	50.1%	$29,559	4	1968–1981	Rivalries	Match log
Phil Dent	AUS	#17	1,958	758	414	344	54.6%	—	3	1968–1983	Rivalries	Match log
Patrick Proisy	FRA	#23	1,876	417	222	195	53.2%	—	1	1968–1981	Rivalries	Match log
Hank Pfister	USA	#19	1,929	473	260	213	55.0%	—	2	1975–1988	Rivalries	Match log

Frequently Asked Questions

How old is Jeff Borowiak?: Jeff Borowiak is 77 years old, born on September 25, 1949.
Which country does Jeff Borowiak represent?: Jeff Borowiak represents United States in TennisDB's ATP records.
How tall is Jeff Borowiak?: Jeff Borowiak is 193 cm / 6'4".
Is Jeff Borowiak left-handed or right-handed?: Jeff Borowiak plays right-handed.
How many Grand Slam singles titles has Jeff Borowiak won?: Jeff Borowiak has not won a Grand Slam singles title.
How many Masters 1000 titles has Jeff Borowiak won?: TennisDB does not group any of Jeff Borowiak's titles under the modern Masters 1000 category.
How many ATP titles has Jeff Borowiak won?: Jeff Borowiak has won 5 ATP singles titles across all categories. The most recent was Toronto in 1977.
What is Jeff Borowiak's highest ATP ranking?: Jeff Borowiak's career-high ATP singles ranking is world No. 20, first achieved on August 30, 1977.
What is Jeff Borowiak's career win-loss record?: Jeff Borowiak has a career ATP singles record of 290 wins and 304 losses (48.8%).
How much career prize money has Jeff Borowiak earned?: Jeff Borowiak has earned at least $598 in career prize money from professional tennis.
Which seasons of Jeff Borowiak's career appear in TennisDB?: Jeff Borowiak appears in TennisDB's ATP main-tour match records from 1968 through 1984.
On which surface does Jeff Borowiak have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Jeff Borowiak's highest ATP main-draw win rate is on clay: 52.1% (99–91).
Who has Jeff Borowiak faced most often?: Jeff Borowiak's most frequent opponent is Jimmy Connors, with a head-to-head record of 3–8 across 11 meetings.