Player data updated: 2026-09-14 13:26 UTC

Clark Graebner

USA Age 82 188 cm / 6'2" Plays: Right-Handed ATP Tour years active: 1968–1976

Clark Graebner represented the United States on the ATP Tour and reached a career high of No. 45. TennisDB's records show a singles record of 342–161 and 12 singles titles.

Peak singles rank

45 (Oct 15, 1973)

Elo peak

2015 (92nd percentile)

Singles record

342–161 (68.0%)

Singles titles

Prize money

$1,500

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 →

Clark Graebner's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Butch Walts	3-6 2-6	L	H2H	Match data	Feb 17, 1976*	R32	Salisbury	ATP 250	Carpet
Victor Amaya	2-6 2-6	L	H2H	Match data	Feb 5, 1976*	R32	Miami Open	ATP 250	Hard
Victor Pecci	4-6 0-6	L	H2H	Match data	Feb 2, 1976*	R16	Cleveland	ATP 250	Carpet
Ferdi Taygan	6-7 6-7	L	H2H	Match data	Sep 25, 1975*	R16	Bermuda	ATP 250	Clay
John Lloyd	7-6 2-6 3-6	L	—	Match data	Aug 29, 1975*	R128	US Open	Grand Slam	Clay

Rivals all rivalries →

Clark Graebner's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Ilie Nastase	8	5	13	Mar 17, 1973	H2H
Zeljko Franulovic	4	9	13	Dec 4, 1971	H2H
Arthur Ashe	0	9	9	Jul 21, 1973	H2H
Stan Smith	3	6	9	Sep 3, 1972	H2H
Jimmy Connors	2	6	8	Mar 15, 1973	H2H

Singles Titles (12)

Clark Graebner 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	2	—	—	—	2	—	Milwaukee, Sacramento
1969	25	4	—	—	—	4	—	Buffalo, Richmond, Sacramento, Southampton
1970	26	2	—	—	—	2	—	Beckenham, Houston
1971	27	3	—	—	—	3	—	Merion, Salisbury, South Orange
1973	29	1	—	—	—	1	—	Des Moines
Total		12	—	—	—	12	—

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

Career Results

Clark Graebner career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1968	24	74	22	96	77.1%	—	—
1969	25	49	14	63	77.8%	—	—
1970	26	58	28	86	67.4%	—	—
1971	27	75	29	104	72.1%	—	—
1972	28	33	22	55	60.0%	—	—
1973	29	34	19	53	64.2%	58	48
1974	30	11	13	24	45.8%	55	99
1975	31	8	11	19	42.1%	99	120
1976	32	0	3	3	0.0%	199	199
Career		342	161	503	68.0%	—	—

Career Results by Surface

Clark Graebner 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	30	11	41	73.2%	9	3	12	75.0%	28	6	34	82.4%	7	2	9	77.8%	74	22	96	77.1%
1969	25	13	2	15	86.7%	10	4	14	71.4%	22	6	28	78.6%	4	2	6	66.7%	49	14	63	77.8%
1970	26	15	11	26	57.7%	22	6	28	78.6%	12	3	15	80.0%	9	8	17	52.9%	58	28	86	67.4%
1971	27	36	9	45	80.0%	19	7	26	73.1%	14	5	19	73.7%	6	8	14	42.9%	75	29	104	72.1%
1972	28	17	10	27	63.0%	2	2	4	50.0%	9	4	13	69.2%	5	6	11	45.5%	33	22	55	60.0%
1973	29	18	8	26	69.2%	5	4	9	55.6%	3	3	6	50.0%	8	4	12	66.7%	34	19	53	64.2%
1974	30	2	4	6	33.3%	4	4	8	50.0%	2	2	4	50.0%	3	3	6	50.0%	11	13	24	45.8%
1975	31	0	1	1	0.0%	3	4	7	42.9%	—	—	—	—	5	6	11	45.5%	8	11	19	42.1%
1976	32	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	2	2	0.0%	0	3	3	0.0%
Career	—	131	57	188	69.7%	74	34	108	68.5%	90	29	119	75.6%	47	41	88	53.4%	342	161	503	68.0%

Career Results by Opponent Rank

Clark Graebner 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	0	1	1	0.0%	0	2	2	0.0%	1	1	2	50.0%	4	1	5	80.0%	5	5	10	50.0%
1974	30	0	0	—	—	0	1	1	0.0%	2	1	3	66.7%	1	0	1	100.0%	3	2	5	60.0%
1975	31	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%	1	0	1	100.0%	1	2	3	33.3%
Career		0	1	1	0.0%	0	4	4	0.0%	3	3	6	50.0%	6	1	7	85.7%	9	9	18	50.0%

Opponent ranking data available for 18/503 (3.6%) of Clark Graebner's ATP main draw matches.

Advanced Stats

Clark Graebner 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	1819	133.7	—	—	—	—	+90	-116	+78	73.3%	+1.64	10–8 (56%)	—	—	+0.48
1969	25	1841	131.4	—	—	—	—	+152	-98	+107	71.5%	+1.35	8–5 (62%)	1–0	—	+5.30
1970	26	1841	135.3	—	—	—	—	-21	+68	+150	62.4%	+0.83	17–8 (68%)	4–2 (67%)	106.0	+2.59
1971	27	1868	141.1	—	—	—	—	+45	+29	+136	65.4%	+1.01	21–7 (75%)	17–15 (53%)	106.7	+5.34
1972	28	1811	136.3	—	—	—	—	+27	+71	+133	58.0%	+0.62	5–8 (38%)	6–4 (60%)	93.8	+3.04
1973	29	1770	134.0	—	—	—	—	+58	+80	+109	62.2%	+0.84	6–5 (55%)	9–9 (50%)	98.1	+3.71
1974	30	1693	114.0	—	—	—	—	+41	+101	+143	46.2%	-0.38	6–5 (55%)	3–4 (43%)	97.4	+1.74
1975	31	1584	111.5	—	—	—	—	+71	+120	—	52.4%	-0.05	0–5 (0%)	6–3 (67%)	93.9	+3.44
1976	32	1541	91.6	—	—	—	—	+44	—	—	0.0%	-3.83	—	—	—	+0.51
Career		2015	136.6	—	—	—	—	+51	+24	+113	64.3%	+0.96	73–51 (59%)	46–37 (55%)	100.5	+5.29

Tournament Results by Category

Grand Slams

Clark Graebner Grand Slams results by season
Season	Age	RG	W	USO	W-L Win %
1968	24	—	SF	SF	10–2 (83%)
1969	25	—	QF	R64	5–2 (71%)
1970	26	—	QF	R16	6–2 (75%)
1971	27	—	R32	QF	6–2 (75%)
1972	28	R16	R64	R64	4–3 (57%)
1973	29	—	—	R128	0–1 (0%)
1974	30	—	R128	R32	2–2 (50%)
1975	31	—	—	R128	0–1 (0%)
W-L		2–1 (67%)	16–6 (73%)	15–8 (65%)	33–15 (69%)

ATP 500

Clark Graebner ATP 500 results by season
Season	Age	CIN	W-L Win %
1970	26	QF	3–1 (75%)
W-L		3–1 (75%)	3–1 (75%)

ATP 250

Clark Graebner ATP 250 results by season
Season	Age	ATL	SWE	BRI	BUE	CIN	HOU	AUS	NAP	PAR	QUE	SPB	STO	WAS	BAL	BEC	BER	BER	BIR	BLO	MIA	BOS	BOS	BRI	BUF	CAP	CED	CHA	CHA	CHI	CLE	COL	COL	CON	DES	DUB	DUR	FAI	FRE	HAM	HEM	JAC	JAC	KAN	KIN	LAC	LAS	LON	LON	LON	LON	LOS	LOS	LOU	LUG	MAC	MER	MIL	NEW	NEW	NEW	OMA	ORL	PAR	PHI	POR	QUE	RIC	ROA	SAC	SAL	SAN	SOU	SOU	SOU	ST.	U.S	WEM	W-L Win %
1968	24	—	R16	R32	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	SF	F	—	R16	—	—	—	—	—	—	—	SF	—	—	R16	—	—	—	—	—	—	—	—	—	F	SF	R32	—	RR	—	QF	—	R32	SF	—	W	—	—	SF	—	—	—	—	R16	—	QF	—	W	F	—	SF	F	—	—	—	—	64–20 (76%)
1969	25	—	—	—	—	—	SF	—	SF	—	R32	—	—	R32	—	—	—	—	—	—	—	QF	—	SF	W	—	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	R16	—	SF	—	—	—	—	—	W	—	W	SF	—	—	F	W	—	—	—	44–12 (79%)
1970	26	—	QF	—	—	—	W	—	QF	R16	R32	—	R32	R32	—	W	R16	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	—	QF	—	—	—	—	—	—	SF	—	—	SF	F	—	—	—	—	—	—	—	—	QF	—	—	R16	—	—	—	RR	—	QF	—	—	QF	—	—	SF	—	QF	R16	SF	—	—	—	—	R16	R32	49–25 (66%)
1971	27	—	—	—	R16	—	F	F	SF	R16	R16	—	—	R32	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	QF	F	—	—	—	F	—	—	F	QF	F	—	—	—	—	—	—	—	R16	—	—	SF	W	—	—	F	—	R16	—	—	—	—	—	SF	—	—	W	SF	—	W	—	—	—	R16	68–22 (76%)
1972	28	—	—	—	—	—	—	—	R64	—	SF	—	—	R16	SF	—	—	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	F	SF	F	—	—	R16	—	F	—	R16	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	QF	RR	—	R32	—	—	—	—	29–19 (60%)
1973	29	—	—	—	—	R32	—	—	—	—	R32	—	—	R32	SF	—	—	—	SF	—	—	—	—	—	—	—	—	F	—	R16	—	SF	—	—	W	—	—	—	—	QF	—	QF	—	—	SF	—	R32	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	F	—	—	QF	—	—	—	R16	—	—	SF	—	—	SF	—	34–18 (65%)
1974	30	R16	—	—	—	—	—	—	—	—	—	R32	—	—	F	—	—	—	—	—	—	—	—	—	—	—	R16	—	R32	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	R16	—	R128	—	—	—	—	—	—	—	—	—	—	QF	—	—	9–11 (45%)
1975	31	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	R16	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	QF	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	QF	—	R32	—	—	R16	—	—	—	—	8–10 (44%)
1976	32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	0–3 (0%)
W-L		1–1 (50%)	3–2 (60%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	14–3 (82%)	4–1 (80%)	14–5 (74%)	2–2 (50%)	8–5 (62%)	0–1 (0%)	0–1 (0%)	5–6 (45%)	6–3 (67%)	8–1 (89%)	2–1 (67%)	0–1 (0%)	2–1 (67%)	4–1 (80%)	0–2 (0%)	3–1 (75%)	4–1 (80%)	8–3 (73%)	3–0 (100%)	2–1 (67%)	1–1 (50%)	3–1 (75%)	5–3 (62%)	1–1 (50%)	0–1 (0%)	2–1 (67%)	1–2 (33%)	2–1 (67%)	6–1 (86%)	4–1 (80%)	2–1 (67%)	1–1 (50%)	2–1 (67%)	11–5 (69%)	0–1 (0%)	1–1 (50%)	10–3 (77%)	4–4 (50%)	8–3 (73%)	1–1 (50%)	2–2 (50%)	6–1 (86%)	0–1 (0%)	3–1 (75%)	2–0 (100%)	1–1 (50%)	8–3 (73%)	1–1 (50%)	0–1 (0%)	5–4 (56%)	6–0 (100%)	6–0 (100%)	0–1 (0%)	7–7 (50%)	3–1 (75%)	3–3 (50%)	1–1 (50%)	2–1 (67%)	3–2 (60%)	0–1 (0%)	2–1 (67%)	6–3 (67%)	1–1 (50%)	11–1 (92%)	20–7 (74%)	10–4 (71%)	4–1 (80%)	20–5 (80%)	6–0 (100%)	2–1 (67%)	4–2 (67%)	1–2 (33%)	305–140 (69%)

ATP Finals

Clark Graebner ATP Finals results by season
Season	Age	FIN	W-L Win %
1971	27	RR	1–5 (17%)
W-L		1–5 (17%)	1–5 (17%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

Career-high date

Oct 15, 1973

First Top 100

Aug 27, 1973

First Top 50

Oct 1, 1973

First Top 20

—

First Top 10

—

Ranking History Matrix

Clark Graebner ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	29	—	—	—	—	—	—	—	58	54	45	48	48
1974	30	—	—	55	65	61	54	63	79	92	—	100	99
1975	31	99	—	73	75	101	97	—	—	—	—	—	120
1976	32	—	—	—	—	—	199	—	—	—	—	—	—

Similar Players

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

Clark Graebner's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Titles	GS	Years	Rivalries	Match log
Andres Gimeno	ESP	#49	2,044	377	246	131	65.3%	$2,500	10	1	1968–1974	Rivalries	Match log
Bob Hewitt	RSA	#34	2,005	462	285	177	61.7%	$613,837	11	0	1968–1980	Rivalries	Match log
Geoff Masters	AUS	#42	1,889	490	237	253	48.4%	—	2	0	1968–1981	Rivalries	Match log
Ion Tiriac	ROU	#55	1,888	417	228	189	54.7%	—	4	0	1968–1979	Rivalries	Match log
Bob Giltinan	AUS	#43	1,747	222	106	116	47.7%	—	2	0	1968–1979	Rivalries	Match log
Charlie Pasarell	USA	#35	1,936	573	300	273	52.4%	—	4	0	1968–1979	Rivalries	Match log
Ove Bengtson	SWE	#43	1,732	300	132	168	44.0%	—	1	0	1968–1979	Rivalries	Match log
Ivan Molina	COL	#46	1,799	351	156	195	44.4%	—	0	0	1968–1980	Rivalries	Match log
Zeljko Franulovic	CRO	#30	2,016	717	410	307	57.2%	$6,000	13	0	1968–1983	Rivalries	Match log
Allan Stone	AUS	#38	1,884	488	245	243	50.2%	—	0	0	1968–1979	Rivalries	Match log
Peter Szoke	HUN	#47	1,712	136	60	76	44.1%	—	0	0	1968–1980	Rivalries	Match log
Frew Mcmillan	RSA	#39	1,808	449	201	248	44.8%	$609,072	2	0	1968–1981	Rivalries	Match log

Frequently Asked Questions

How old is Clark Graebner?: Clark Graebner is 82 years old, born on November 4, 1943.
Which country does Clark Graebner represent?: Clark Graebner represents United States in TennisDB's ATP records.
How tall is Clark Graebner?: Clark Graebner is 188 cm / 6'2".
Is Clark Graebner left-handed or right-handed?: Clark Graebner plays right-handed.
How many Grand Slam singles titles has Clark Graebner won?: Clark Graebner has not won a Grand Slam singles title.
How many Masters 1000 titles has Clark Graebner won?: TennisDB does not group any of Clark Graebner's titles under the modern Masters 1000 category.
How many ATP titles has Clark Graebner won?: Clark Graebner has won 12 ATP singles titles across all categories. The most recent was Des Moines in 1973.
What is Clark Graebner's highest ATP ranking?: Clark Graebner's career-high ATP singles ranking is world No. 45, first achieved on October 15, 1973.
What is Clark Graebner's career win-loss record?: Clark Graebner has a career ATP singles record of 342 wins and 161 losses (68.0%).
How much career prize money has Clark Graebner earned?: Clark Graebner has earned at least $1,500 in career prize money from professional tennis.
Which seasons of Clark Graebner's career appear in TennisDB?: Clark Graebner appears in TennisDB's ATP main-tour match records from 1968 through 1976.
On which surface does Clark Graebner have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Clark Graebner's highest ATP main-draw win rate is on grass: 75.6% (90–29).
Who has Clark Graebner faced most often?: Clark Graebner's most frequent opponent is Ilie Nastase, with a head-to-head record of 8–5 across 13 meetings.