Player data updated: 2026-10-31 04:34 UTC

Tom Okker

NED Born Feb 22, 1944 177 cm / 5'10" Plays: Right-Handed, One-Handed Backhand ATP Tour years active: 1968–1981

Tom Okker represented the Netherlands on the ATP Tour and reached a career high of No. 3. TennisDB's records show a 668–278 record in recorded ATP main-draw singles results from 1968 through 1981 and 34 recorded singles titles.

Peak singles rank

3 (Mar 4, 1974)

Elo peak

2195 (98th percentile)

Singles record

668–278 (70.6%)

Singles titles

Prize money

$1,257,200

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 →

Tom Okker's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Tom Gullikson	3-6 2-6	L	—	Match data	Nov 4, 1981*	R64	Stockholm Open	ATP 250	Hard
Andres Gomez #44	4-6 6-7	L	H2H	Match data	Oct 16, 1981*	R16	Swiss Indoors	ATP 250	Hard
Sean Sorensen	7-5 6-2	W	H2H	Match data	Oct 15, 1981*	R32	Swiss Indoors	ATP 250	Hard
Ilie Nastase #79	6-4 4-6 6-7	L	H2H	Match data	Oct 8, 1981*	R32	Tel Aviv	ATP 250	Hard
Carlos Kirmayr #42	2-6 0-6	L	H2H	Match data	Jul 9, 1981*	R32	Swiss Open Gstaad	ATP 250	Clay

Rivals all rivalries →

Tom Okker's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Arthur Ashe	10	16	26	Nov 2, 1975	H2H
Rod Laver	3	22	25	May 18, 1974	H2H
Roger Taylor	17	8	25	Mar 24, 1973	H2H
Tony Roche	16	8	24	Feb 21, 1977	H2H
John Newcombe	11	11	22	May 13, 1974	H2H

Singles Titles (34)

Tom Okker 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
1968	24	4	—	—	—	4	—	Dublin, Italian Open, Saltsjoebaden, Scheveningen
1969	25	8	—	—	—	8	—	Amsterdam, Brussels, Dutch Open, Japanese Championships, Milwaukee, Monte-Carlo Masters, Newport, Paris
1970	26	5	—	—	—	5	—	Atlanta, Brussels, Dutch Open, Hamburg Open, Leicester
1971	27	2	—	—	—	2	—	Louisville Wct, Quebec Wct
1972	28	1	—	—	—	1	—	Chicago Wct
1973	29	7	—	—	1	6	—	Chicago, Dutch Open, London, Madrid, Seattle, Washington Wct, Canadian Open
1974	30	3	—	—	—	3	—	Acapulco, ABN AMRO Open, Toronto Wct
1975	31	2	—	—	—	2	—	Eastbourne Open, Paris Masters
1977	33	1	—	—	—	1	—	Richmond Wct
1979	35	1	—	—	—	1	—	Tel Aviv
Total		34	—	—	1	33	—

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

Career Results

Tom Okker career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1968	24	89	23	112	79.5%	—	—
1969	25	86	25	111	77.5%	—	—
1970	26	59	27	86	68.6%	—	—
1971	27	74	31	105	70.5%	—	—
1972	28	69	31	100	69.0%	—	—
1973	29	91	23	114	79.8%	9	4
1974	30	61	18	79	77.2%	3	6
1975	31	39	13	52	75.0%	6	11
1976	32	33	18	51	64.7%	11	23
1977	33	15	13	28	53.6%	23	29
1978	34	20	20	40	50.0%	31	50
1979	35	20	18	38	52.6%	50	56
1980	36	11	13	24	45.8%	56	—
1981	37	1	5	6	16.7%	—	—
Career		668	278	946	70.6%	—	—

Career Results by Surface

Tom Okker 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	24	26	9	35	74.3%	35	7	42	83.3%	20	2	22	90.9%	8	5	13	61.5%	89	23	112	79.5%
1969	25	19	9	28	67.9%	36	6	42	85.7%	14	4	18	77.8%	17	6	23	73.9%	86	25	111	77.5%
1970	26	15	6	21	71.4%	16	3	19	84.2%	21	12	33	63.6%	7	6	13	53.8%	59	27	86	68.6%
1971	27	12	7	19	63.2%	24	10	34	70.6%	13	4	17	76.5%	25	10	35	71.4%	74	31	105	70.5%
1972	28	22	10	32	68.8%	10	5	15	66.7%	2	1	3	66.7%	35	15	50	70.0%	69	31	100	69.0%
1973	29	16	5	21	76.2%	39	8	47	83.0%	4	2	6	66.7%	32	8	40	80.0%	91	23	114	79.8%
1974	30	14	5	19	73.7%	17	6	23	73.9%	6	2	8	75.0%	24	5	29	82.8%	61	18	79	77.2%
1975	31	13	3	16	81.3%	1	3	4	25.0%	10	1	11	90.9%	15	6	21	71.4%	39	13	52	75.0%
1976	32	6	3	9	66.7%	7	5	12	58.3%	5	2	7	71.4%	15	8	23	65.2%	33	18	51	64.7%
1977	33	4	4	8	50.0%	0	1	1	0.0%	3	1	4	75.0%	8	7	15	53.3%	15	13	28	53.6%
1978	34	3	4	7	42.9%	9	8	17	52.9%	6	2	8	75.0%	2	6	8	25.0%	20	20	40	50.0%
1979	35	11	6	17	64.7%	3	5	8	37.5%	4	1	5	80.0%	2	6	8	25.0%	20	18	38	52.6%
1980	36	5	4	9	55.6%	2	5	7	28.6%	2	1	3	66.7%	2	3	5	40.0%	11	13	24	45.8%
1981	37	1	3	4	25.0%	0	1	1	0.0%	0	1	1	0.0%	—	—	—	—	1	5	6	16.7%
Career	—	167	78	245	68.2%	199	73	272	73.2%	110	36	146	75.3%	192	91	283	67.8%	668	278	946	70.6%

Career Results by Opponent Rank

Tom Okker 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	29	9	3	12	75.0%	6	1	7	85.7%	10	0	10	100.0%	4	1	5	80.0%	29	5	34	85.3%
1974	30	3	5	8	37.5%	5	1	6	83.3%	3	0	3	100.0%	6	0	6	100.0%	17	6	23	73.9%
1975	31	0	2	2	0.0%	1	1	2	50.0%	6	2	8	75.0%	4	0	4	100.0%	11	5	16	68.8%
1976	32	0	1	1	0.0%	0	0	—	—	2	1	3	66.7%	1	0	1	100.0%	3	2	5	60.0%
1977	33	2	2	4	50.0%	3	6	9	33.3%	4	2	6	66.7%	0	0	—	—	9	10	19	47.4%
1978	34	1	9	10	10.0%	3	1	4	75.0%	7	7	14	50.0%	1	0	1	100.0%	12	17	29	41.4%
1979	35	1	4	5	20.0%	2	1	3	66.7%	5	6	11	45.5%	0	0	—	—	8	11	19	42.1%
1980	36	0	2	2	0.0%	1	2	3	33.3%	2	4	6	33.3%	0	0	—	—	3	8	11	27.3%
1981	37	0	0	—	—	0	0	—	—	0	4	4	0.0%	0	0	—	—	0	4	4	0.0%
Career		16	28	44	36.4%	21	13	34	61.8%	39	26	65	60.0%	16	1	17	94.1%	92	68	160	57.5%

Opponent ranking data available for 160/946 (16.9%) of Tom Okker's ATP main draw matches.

Advanced Stats

Tom Okker 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	24	1794	133.7	—	—	—	—	+101	+27	+106	72.8%	+1.68	13–8 (62%)	—	—	+1.39
1969	25	2030	149.0	—	—	—	—	+67	+67	-72	73.5%	+1.60	14–8 (64%)	2–0	—	-4.53
1970	26	1949	145.1	—	—	—	—	-19	+209	+13	66.5%	+1.16	8–11 (42%)	7–4 (64%)	95.7	+1.96
1971	27	2012	159.9	—	—	—	—	+69	+13	+76	65.3%	+1.09	15–11 (58%)	15–22 (41%)	94.4	-6.75
1972	28	2042	156.9	—	—	—	—	+57	-28	-5	63.5%	+1.01	22–10 (69%)	24–19 (56%)	103.7	-5.04
1973	29	2170	157.9	—	—	—	—	+41	-10	-157	70.9%	+1.31	23–7 (77%)	20–10 (67%)	109.7	-4.71
1974	30	2074	157.5	—	—	—	—	+132	+66	-20	68.6%	+0.99	20–3 (87%)	22–8 (73%)	111.7	-4.74
1975	31	2076	152.0	—	—	—	—	+76	-54	+48	70.1%	+1.53	9–4 (69%)	5–2 (71%)	101.0	-1.17
1976	32	1963	149.2	—	—	—	—	+53	-22	+146	61.5%	+0.73	7–4 (64%)	5–4 (56%)	99.4	-1.71
1977	33	1936	150.8	—	—	—	—	+16	—	+174	52.1%	+0.08	6–4 (60%)	2–1 (67%)	101.5	-2.95
1978	34	1882	150.6	—	—	—	—	-30	-30	+247	51.9%	+0.15	7–7 (50%)	5–5 (50%)	97.4	-4.63
1979	35	1774	131.3	—	—	—	—	+9	-17	+387	51.0%	+0.03	8–5 (62%)	8–8 (50%)	99.6	0.00
1980	36	1717	136.0	—	—	—	—	+27	-8	+440	47.5%	-0.25	3–5 (38%)	5–2 (71%)	98.7	+0.78
1981	37	1653	106.8	—	—	—	—	+39	—	—	26.7%	-1.20	0–1	0–3 (0%)	—	-0.28
Career		2195	154.7	—	—	—	—	+57	+29	+63	65.9%	+1.08	155–88 (64%)	120–88 (58%)	102.9	-3.46

Tournament Results by Category

Grand Slams

Tom Okker Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
1968	24	—	—	QF	F	9–2 (82%)
1969	25	R64	SF	QF	R128	9–4 (69%)
1970	26	QF	—	R64	R16	6–3 (67%)
1971	27	SF	—	R16	SF	11–3 (79%)
1972	28	—	—	—	R32	2–1 (67%)
1973	29	—	QF	—	R16	7–2 (78%)
1974	30	—	—	R16	R16	6–2 (75%)
1975	31	—	—	QF	R64	5–2 (71%)
1976	32	—	—	R32	R32	4–2 (67%)
1977	33	—	—	R16	—	3–1 (75%)
1978	34	—	R128	SF	R128	5–3 (62%)
1979	35	—	—	QF	R128	4–2 (67%)
1980	36	—	—	R32	R128	2–2 (50%)
1981	37	—	—	R128	—	0–1 (0%)
W-L		5–3 (62%)	9–3 (75%)	35–12 (74%)	24–12 (67%)	73–30 (71%)

ATP 500

Tom Okker ATP 500 results by season
Season	Age	CIN	ITA	CAN	CAN	W-L Win %
1973	29	—	SF	—	W	10–1 (91%)
1974	30	—	—	—	SF	4–1 (80%)
1978	34	—	—	R16	—	1–1 (50%)
1979	35	R32	—	R16	—	3–2 (60%)
1980	36	R64	—	—	—	0–1 (0%)
W-L		1–2 (33%)	4–1 (80%)	3–2 (60%)	10–1 (91%)	18–6 (75%)

ATP 250

Tom Okker ATP 250 results by season
Season	Age	ACO	ATL	ASB	BAR	BAS	DAL	GST	HAM	HKG	HOU	MAD	MC	MEL	MIA	MUN	NAP	NWP	PAR	QUE	ROM	ROT	STO	STU	TKY	VIE	WAS	ABE	ALA	ALA	AMS	AUS	AVI	BAL	BAN	BAR	BER	BER	BIR	BIR	BLO	BOL	BOU	BRE	BRI	BRU	CAI	CAP	CAR	CHA	CHA	CHI	CHI	CLE	COL	COL	COL	COP	CUR	DEN	DEN	DUB	DUR	DUR	DUT	ESS	FOR	FOR	FOR	GOT	HEL	HIL	MIA	JAP	JOH	JOH	KIN	KIN	KIN	KIN	LAG	LAK	LAS	LAS	LEI	LON	LON	LON	LOS	LOS	LOU	LOU	LUG	MAC	MEM	MER	MEX	MID	MIL	MIL	CAN	MON	NEW	NEW	EAS	IW	PHI	PHI	POR	QUE	IW	RIC	RIC	SAL	SAL	SAN	SCH	SEA	SOU	ST.	SYD	TAI	TEH	TEH	TEL	TOR	TOR	TUC	U.S	VAN	VAN	WEM	W-L Win %
1968	24	—	—	—	—	—	—	F	R16	—	—	—	—	—	—	QF	—	—	—	—	W	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	W	—	F	—	—	F	—	—	—	—	—	—	R16	QF	—	—	—	—	—	—	—	—	—	F	—	—	W	—	QF	SF	—	—	—	—	—	QF	—	—	—	—	—	RR	RR	RR	W	—	—	—	—	—	SF	—	—	—	R32	—	—	F	R16	—	—	—	—	—	—	—	—	—	QF	—	—	—	QF	R16	—	—	—	—	R32	W	—	W	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	80–21 (79%)
1969	25	—	BR	—	—	—	—	F	F	—	—	—	W	—	—	—	—	W	W	QF	SF	—	—	—	—	F	—	—	—	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W	—	—	—	—	—	R16	—	—	QF	—	—	—	—	—	—	—	—	—	W	—	—	BR	—	—	—	—	SF	W	—	—	—	—	—	—	—	—	R16	—	—	—	SF	—	R16	R32	—	—	—	—	—	—	—	—	—	W	—	—	R16	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	—	F	—	—	—	—	—	—	—	—	F	QF	—	—	SF	77–21 (79%)
1970	26	—	W	F	—	—	—	F	W	—	—	—	—	QF	QF	—	—	—	R32	R32	—	—	—	—	—	—	—	—	—	—	—	RR	—	—	—	—	—	—	—	—	—	—	QF	—	R32	W	—	—	—	RR	—	—	—	—	—	—	—	—	—	—	—	SF	R16	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W	—	—	—	—	R32	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	R16	—	—	—	—	R16	—	R16	—	—	—	—	—	—	—	R32	SF	—	SF	53–23 (70%)
1971	27	—	—	—	R32	—	SF	F	—	—	—	—	F	—	QF	—	—	—	R32	—	SF	—	QF	—	—	—	R16	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	QF	—	—	QF	R32	—	—	—	F	—	—	SF	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	W	—	—	—	—	—	SF	—	—	F	—	—	—	—	—	—	QF	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	QF	—	F	—	60–27 (69%)
1972	28	—	—	—	—	—	QF	—	—	—	SF	—	—	—	R32	—	—	—	—	—	SF	F	F	—	QF	—	R16	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	QF	—	W	R16	—	—	—	—	—	—	SF	—	—	—	—	QF	—	—	SF	SF	—	QF	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	SF	—	QF	—	QF	—	R16	—	—	—	—	—	SF	—	—	—	—	—	SF	—	R32	—	R32	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	SF	—	F	—	QF	—	67–30 (69%)
1973	29	—	—	—	R32	—	—	QF	—	—	SF	W	—	—	—	—	—	—	SF	R32	—	—	SF	—	—	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	W	QF	R32	—	R16	—	R16	—	—	R16	—	—	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W	—	QF	—	F	R16	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W	SF	—	—	—	—	—	—	—	—	—	—	—	R16	—	65–18 (78%)
1974	30	W	—	—	R16	—	QF	—	—	—	—	QF	R32	—	SF	R32	—	—	—	—	—	W	F	—	—	—	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	SF	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	QF	—	—	—	W	—	F	—	—	—	51–15 (77%)
1975	31	—	—	—	R32	—	—	—	—	QF	—	—	R32	—	—	—	—	—	W	—	—	F	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W	—	—	R32	—	—	—	—	SF	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	32–10 (76%)
1976	32	—	—	—	—	SF	—	—	—	—	—	R16	—	—	—	—	R16	—	QF	—	QF	SF	SF	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	SF	—	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	27–15 (64%)
1977	33	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	R16	R16	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	W	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	QF	12–12 (50%)
1978	34	—	—	—	—	—	—	QF	R64	—	R16	—	—	—	—	R32	—	—	—	R32	—	R32	QF	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	R32	—	—	—	R32	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	R32	—	—	R16	14–16 (47%)
1979	35	—	—	—	—	—	—	QF	R64	—	R32	—	—	—	—	R16	—	—	—	—	—	R32	R64	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	W	—	—	—	—	—	—	R32	13–14 (48%)
1980	36	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	R32	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	QF	—	—	—	—	—	—	—	9–10 (47%)
1981	37	—	—	—	—	R16	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	1–4 (20%)
W-L		4–0 (100%)	6–1 (86%)	4–1 (80%)	4–4 (50%)	6–3 (67%)	1–3 (25%)	22–8 (73%)	10–4 (71%)	2–1 (67%)	7–4 (64%)	11–2 (85%)	10–4 (71%)	2–1 (67%)	5–4 (56%)	3–5 (38%)	0–1 (0%)	6–0 (100%)	14–4 (78%)	7–4 (64%)	16–4 (80%)	15–6 (71%)	26–10 (72%)	0–1 (0%)	0–1 (0%)	1–2 (33%)	13–3 (81%)	1–1 (50%)	3–1 (75%)	0–1 (0%)	3–1 (75%)	1–3 (25%)	2–1 (67%)	0–1 (0%)	1–1 (50%)	5–0 (100%)	4–1 (80%)	4–1 (80%)	0–2 (0%)	0–2 (0%)	5–1 (83%)	5–2 (71%)	2–1 (67%)	1–1 (50%)	2–2 (50%)	10–1 (91%)	0–1 (0%)	2–1 (67%)	1–1 (50%)	4–4 (50%)	4–3 (57%)	5–1 (83%)	10–2 (83%)	1–2 (33%)	1–2 (33%)	4–2 (67%)	1–1 (50%)	1–1 (50%)	3–1 (75%)	1–1 (50%)	4–2 (67%)	8–1 (89%)	1–1 (50%)	3–1 (75%)	24–4 (86%)	2–1 (67%)	0–1 (0%)	2–1 (67%)	3–2 (60%)	3–1 (75%)	0–1 (0%)	1–2 (33%)	2–1 (67%)	5–0 (100%)	4–1 (80%)	2–1 (67%)	2–1 (67%)	1–1 (50%)	2–0 (100%)	4–0 (100%)	0–1 (0%)	1–1 (50%)	4–2 (67%)	2–1 (67%)	4–0 (100%)	15–2 (88%)	0–1 (0%)	2–2 (50%)	0–1 (0%)	12–5 (71%)	2–1 (67%)	7–1 (88%)	4–1 (80%)	2–2 (50%)	1–1 (50%)	2–1 (67%)	0–1 (0%)	2–2 (50%)	2–1 (67%)	3–0 (100%)	4–1 (80%)	3–1 (75%)	1–1 (50%)	2–1 (67%)	9–1 (90%)	0–1 (0%)	0–1 (0%)	18–10 (64%)	0–1 (0%)	5–1 (83%)	3–1 (75%)	6–3 (67%)	3–1 (75%)	1–2 (33%)	3–0 (100%)	0–1 (0%)	2–0 (100%)	5–0 (100%)	18–4 (82%)	2–2 (50%)	0–1 (0%)	1–1 (50%)	3–1 (75%)	1–1 (50%)	7–2 (78%)	2–1 (67%)	8–1 (89%)	2–1 (67%)	13–6 (68%)	2–1 (67%)	7–3 (70%)	10–6 (62%)	561–236 (70%)

ATP Finals

Tom Okker ATP Finals results by season
Season	Age	FIN	W-L Win %
1973	29	F	4–1 (80%)
W-L		4–1 (80%)	4–1 (80%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

Career-high date

Mar 4, 1974

First Top 100

Aug 27, 1973

First Top 50

Aug 27, 1973

First Top 20

Aug 27, 1973

First Top 10

Aug 27, 1973

Ranking History Matrix

Tom Okker ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	29	—	—	—	—	—	—	—	9	8	6	4	4
1974	30	—	—	3	3	3	4	3	5	5	—	5	6
1975	31	6	—	8	9	9	6	—	—	—	—	—	11
1976	32	—	—	—	—	—	11	—	—	—	—	—	23
1977	33	27	23	23	28	31	31	31	31	30	27	29	29
1978	34	27	72	72	81	97	—	53	43	50	49	46	50
1979	35	50	31	34	35	34	32	46	43	42	46	55	56
1980	36	51	65	64	58	58	60	86	—	—	—	—	—
1982	38	—	—	—	—	—	—	—	—	—	—	—	—

Similar Players

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

Tom Okker's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Titles	GS	Years	Rivalries	Match log
Brian Gottfried	USA	#3	2,250	1,011	690	321	68.2%	$2,782,514	25	0	1970–1984	Rivalries	Match log
Vitas Gerulaitis	USA	#3	2,232	762	528	234	69.3%	$2,778,748	26	1	1971–1986	Rivalries	Match log
Rod Laver	AUS	#3	2,302	715	570	145	79.7%	$1,565,413	69	5	1968–1979	Rivalries	Match log
Manuel Orantes	ESP	#2	2,228	971	688	283	70.9%	$1,398,303	36	1	1968–1984	Rivalries	Match log
Ken Rosewall	AUS	#2	2,232	728	535	193	73.5%	$1,602,700	39	4	1968–1980	Rivalries	Match log
Arthur Ashe	USA	#2	2,259	1,043	788	255	75.6%	$1,584,909	44	3	1968–1979	Rivalries	Match log
Raul Ramirez	MEX	#4	2,150	786	530	256	67.4%	$2,217,971	20	0	1970–1983	Rivalries	Match log
Roscoe Tanner	USA	#4	2,162	885	592	293	66.9%	$1,696,198	17	1	1969–1985	Rivalries	Match log
Yannick Noah	FRA	#3	2,199	650	456	194	70.2%	$3,440,660	23	1	1977–1996	Rivalries	Match log
Guillermo Vilas	ARG	#2	2,354	1,173	890	283	75.9%	$4,923,882	62	4	1968–1992	Rivalries	Match log
Eddie Dibbs	USA	#5	2,169	867	605	262	69.8%	$2,016,426	22	0	1970–1984	Rivalries	Match log
John Newcombe	AUS	#1	2,203	764	544	220	71.2%	$1,062,408	38	5	1968–1981	Rivalries	Match log

Frequently Asked Questions

When was Tom Okker born?: Tom Okker was born on February 22, 1944.
Which country did Tom Okker represent?: Tom Okker represented Netherlands in TennisDB's ATP records.
How tall is Tom Okker?: Tom Okker is 177 cm / 5'10".
Does Tom Okker use a one-handed or two-handed backhand?: Tom Okker uses a one-handed backhand.
Is Tom Okker left-handed or right-handed?: Tom Okker plays right-handed.
How many Grand Slam singles titles has Tom Okker won?: No Grand Slam singles titles are recorded for Tom Okker in TennisDB's covered main-draw results.
How many Masters 1000 titles has Tom Okker won?: TennisDB does not group any of Tom Okker's titles under the modern Masters 1000 category.
How many ATP titles has Tom Okker won?: TennisDB records 34 ATP singles titles for Tom Okker across all categories. The most recent was Tel Aviv in 1979.
What is Tom Okker's highest ATP ranking?: Tom Okker's career-high ATP singles ranking is world No. 3, first achieved on March 4, 1974.
What is Tom Okker's career win-loss record?: Tom Okker has 668 wins and 278 losses (70.6%) in recorded ATP main-draw singles results from 1968 through 1981.
How much career prize money has Tom Okker earned?: Tom Okker has earned at least $1,257,200 in career prize money from professional tennis.
Which seasons of Tom Okker's career appear in TennisDB?: Tom Okker appears in TennisDB's ATP main-tour match records from 1968 through 1981.
On which surface does Tom Okker have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Tom Okker's highest ATP main-draw win rate is on grass: 75.3% (110–36).
Who has Tom Okker faced most often?: Tom Okker's most frequent opponent is Arthur Ashe, with a head-to-head record of 10–16 across 26 meetings.