Player data updated: 2026-09-04 02:15 UTC

Nicholas Kalogeropoulos

GRE Age 81 Plays: Right-Handed ATP Tour years active: 1968–1980

Nicholas Kalogeropoulos represented Greece on the ATP Tour and reached a career high of No. 108. TennisDB's records show a singles record of 55–75 and no singles titles.

Peak singles rank

108 (Oct 1, 1973)

Elo peak

1687 (51st percentile)

Singles record

55–75 (42.3%)

Singles titles

Records cover recorded main-draw singles results in TennisDB's ATP event archive, including credited walkovers; qualifying is shown separately below.

Jump to section

ATP Matches full match log →

Nicholas Kalogeropoulos's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
John Austin	4-6 4-6	L	—	Match data	Mar 13, 1980*	R32	San Jose	ATP 250	Hard
Bruce Kleege	4-6 2-6	L	H2H	Match data	Mar 23, 1979*	R16	San Jose	ATP 250	Hard
Bill Scanlon	7-6 6-3	W	H2H	Match data	Mar 22, 1979*	R32	San Jose	ATP 250	Hard
Vitas Gerulaitis	3-6 6-2 4-6	L	H2H	Match data	Mar 30, 1974*	R32	Tempe	ATP 250	Hard
Karl Meiler	4-6 4-6	L	H2H	Match data	Mar 28, 1974*	R16	Jackson	ATP 250	Carpet

Rivals all rivalries →

Nicholas Kalogeropoulos's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Ilie Nastase	0	4	4	Mar 25, 1973	H2H
Clark Graebner	1	3	4	Feb 10, 1973	H2H
Ian Fletcher	2	1	3	Feb 7, 1974	H2H
Byron Bertram	2	1	3	Jan 26, 1974	H2H
Ion Tiriac	0	3	3	Jan 28, 1973	H2H

Career Results

Nicholas Kalogeropoulos career results by season
Season	Age	W	L	M	Win %	Start Rank	End Rank
1968	23	13	13	26	50.0%	—	—
1969	24	9	10	19	47.4%	—	—
1970	25	10	6	16	62.5%	—	—
1971	26	4	7	11	36.4%	—	—
1972	27	5	8	13	38.5%	—	—
1973	28	12	18	30	40.0%	124	113
1974	29	1	11	12	8.3%	234	245
1979	34	1	1	2	50.0%	511	511
1980	35	0	1	1	0.0%	—	—
Career		55	75	130	42.3%	—	—

Career Results by Surface

Nicholas Kalogeropoulos 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	23	—	—	—	—	12	11	23	52.2%	1	2	3	33.3%	—	—	—	—	13	13	26	50.0%
1969	24	0	1	1	0.0%	6	6	12	50.0%	2	2	4	50.0%	1	1	2	50.0%	9	10	19	47.4%
1970	25	2	1	3	66.7%	2	2	4	50.0%	6	3	9	66.7%	—	—	—	—	10	6	16	62.5%
1971	26	2	3	5	40.0%	0	2	2	0.0%	2	2	4	50.0%	—	—	—	—	4	7	11	36.4%
1972	27	—	—	—	—	3	5	8	37.5%	2	3	5	40.0%	—	—	—	—	5	8	13	38.5%
1973	28	5	7	12	41.7%	3	6	9	33.3%	0	2	2	0.0%	4	3	7	57.1%	12	18	30	40.0%
1974	29	0	2	2	0.0%	—	—	—	—	—	—	—	—	1	9	10	10.0%	1	11	12	8.3%
1979	34	1	1	2	50.0%	—	—	—	—	—	—	—	—	—	—	—	—	1	1	2	50.0%
1980	35	0	1	1	0.0%	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
Career	—	10	16	26	38.5%	26	32	58	44.8%	13	14	27	48.1%	6	13	19	31.6%	55	75	130	42.3%

Career Results by Opponent Rank

Nicholas Kalogeropoulos 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	28	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	1	1	0.0%
1974	29	0	0	—	—	0	0	—	—	0	2	2	0.0%	0	0	—	—	0	2	2	0.0%
Career		0	0	—	—	0	0	—	—	0	3	3	0.0%	0	0	—	—	0	3	3	0.0%

Opponent ranking data available for 3/130 (2.3%) of Nicholas Kalogeropoulos's ATP main draw matches.

Advanced Stats

Nicholas Kalogeropoulos 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	23	1534	109.4	—	—	—	—	—	+10	—	49.3%	-0.23	6–3 (67%)	—	—	+0.08
1969	24	1588	115.4	—	—	—	—	-11	-27	-2	45.8%	-0.31	2–1 (67%)	—	—	+0.63
1970	25	1661	120.0	—	—	—	—	-41	-97	+6	54.8%	+0.31	4–2 (67%)	—	—	+0.07
1971	26	1656	117.3	—	—	—	—	-52	—	+30	43.9%	-0.24	3–5 (38%)	2–2 (50%)	98.2	-1.13
1972	27	1641	114.3	—	—	—	—	—	-44	+3	42.9%	-0.36	3–2 (60%)	2–0	—	-0.43
1973	28	1568	120.8	—	—	—	—	+76	-4	—	46.6%	+0.05	5–9 (36%)	3–5 (38%)	94.6	+2.25
1974	29	1479	110.7	—	—	—	—	+22	—	—	25.8%	-1.13	1–6 (14%)	2–3 (40%)	93.2	+0.86
1979	34	1489	103.6	—	—	—	—	—	—	—	50.0%	-0.50	—	1–0	—	+0.24
1980	35	1478	100.1	—	—	—	—	—	—	—	0.0%	-2.00	—	—	—	+0.08
Career		1687	120.8	—	—	—	—	+31	-16	+8	45.2%	-0.23	24–28 (46%)	10–10 (50%)	100.1	+2.09

Tournament Results by Category

Grand Slams

Nicholas Kalogeropoulos Grand Slams results by season
Season	Age	RG	W	W-L Win %
1968	23	R64	R64	2–2 (50%)
1969	24	R128	R32	2–2 (50%)
1970	25	R128	R64	1–2 (33%)
1971	26	R128	R64	1–2 (33%)
1972	27	R128	R64	1–2 (33%)
1973	28	R128	—	0–1 (0%)
W-L		1–6 (14%)	6–5 (55%)	7–11 (39%)

ATP 500

Nicholas Kalogeropoulos ATP 500 results by season
Season	Age	ITA	W-L Win %
1973	28	R64	1–1 (50%)
W-L		1–1 (50%)	1–1 (50%)

ATP 250

Nicholas Kalogeropoulos ATP 250 results by season
Season	Age	BAR	BUE	EAS	AUS	MC	MUN	QUE	ITA	SPB	WAS	BAL	BEC	BIR	BOU	CAL	CAT	CHA	DES	DUR	DUS	DUT	HAM	JAC	JAC	LIT	QUE	MAC	MAN	MON	NAP	NOT	OMA	ORT	PAL	PAR	ROA	SAL	SAL	SAN	SEN	SOU	TEM	VAL	VIA	W-L Win %
1968	23	—	—	—	—	—	R32	—	R64	—	—	—	—	—	—	—	SF	—	—	—	QF	—	—	—	—	—	R64	—	—	R16	R32	—	—	SF	R16	—	—	—	—	—	R16	—	—	—	QF	11–11 (50%)
1969	24	—	R16	—	—	—	R32	R128	R32	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	—	R16	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	7–8 (47%)
1970	25	—	—	R16	—	R16	—	—	—	—	—	—	SF	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	9–4 (69%)
1971	26	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	R64	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	3–5 (38%)
1972	27	R32	—	R32	QF	—	—	—	R64	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4–6 (40%)
1973	28	R32	R32	R32	—	—	—	—	—	—	QF	R16	—	R16	R64	QF	—	R16	F	—	—	—	R32	—	—	—	—	—	—	—	—	R64	R16	—	—	—	—	R16	R16	—	—	—	—	R32	—	11–16 (41%)
1974	29	—	—	—	—	—	—	—	—	—	—	R32	—	R16	—	R16	—	—	—	—	—	—	R32	R16	—	R32	—	—	—	—	—	—	R16	—	—	R16	R16	R64	—	—	—	—	R32	—	—	1–11 (8%)
1979	34	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	1–1 (50%)
1980	35	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	0–1 (0%)
W-L		1–2 (33%)	1–2 (33%)	2–4 (33%)	2–1 (67%)	2–1 (67%)	1–2 (33%)	0–1 (0%)	2–3 (40%)	1–1 (50%)	2–1 (67%)	0–2 (0%)	4–1 (80%)	0–2 (0%)	1–2 (33%)	3–2 (60%)	3–2 (60%)	0–1 (0%)	3–1 (75%)	0–1 (0%)	2–1 (67%)	2–2 (50%)	0–2 (0%)	0–1 (0%)	3–1 (75%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	1–1 (50%)	1–1 (50%)	1–1 (50%)	0–1 (0%)	0–2 (0%)	1–1 (50%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	2–3 (40%)	0–1 (0%)	1–2 (33%)	0–1 (0%)	2–1 (67%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	47–63 (43%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

108

Career-high date

Oct 1, 1973

First Top 100

—

First Top 50

—

First Top 20

—

First Top 10

—

Ranking History Matrix

Nicholas Kalogeropoulos ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	28	—	—	—	—	—	—	—	124	121	193	110	113
1974	29	—	—	234	233	236	291	224	231	235	—	236	245
1975	30	323	—	355	—	—	—	—	—	—	—	—	—
1979	34	—	—	—	—	—	—	—	—	—	—	—	511

Similar Players

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

Nicholas Kalogeropoulos's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Years	Rivalries	Match log
Premjit Lall	IND	#105	1,692	121	55	66	45.5%	—	1968–1975	Rivalries	Match log
Jan Kukal	CZE	#115	1,644	138	57	81	41.3%	—	1968–1976	Rivalries	Match log
Patrick Hombergen	BEL	#115	1,656	72	30	42	41.7%	—	1968–1979	Rivalries	Match log
Ray Keldie	AUS	#113	1,622	170	64	106	37.6%	—	1968–1975	Rivalries	Match log
Steve Faulk	USA	#107	1,610	97	34	63	35.1%	—	1968–1974	Rivalries	Match log
Jan Pisecky	CZE	#112	1,647	43	20	23	46.5%	$36	1973–1976	Rivalries	Match log
Szabolcz Baranyi	HUN	#94	1,736	127	55	72	43.3%	—	1968–1978	Rivalries	Match log
Frantisek Pala	CZE	#102	1,722	178	64	114	36.0%	—	1969–1979	Rivalries	Match log
Robert Machan	HUN	#102	1,569	51	19	32	37.3%	$212	1970–1976	Rivalries	Match log
Terry Addison	AUS	#100	1,618	181	67	114	37.0%	—	1968–1975	Rivalries	Match log
Rick Fisher	USA	#113	1,589	153	49	104	32.0%	$33	1968–1981	Rivalries	Match log
Juan Ignacio Muntanola	ESP	#101	1,580	50	18	32	36.0%	—	1971–1978	Rivalries	Match log

Frequently Asked Questions

How old is Nicholas Kalogeropoulos?: Nicholas Kalogeropoulos is 81 years old, born on February 18, 1945.
Which country does Nicholas Kalogeropoulos represent?: Nicholas Kalogeropoulos represents Greece in TennisDB's ATP records.
Is Nicholas Kalogeropoulos left-handed or right-handed?: Nicholas Kalogeropoulos plays right-handed.
How many Grand Slam singles titles has Nicholas Kalogeropoulos won?: Nicholas Kalogeropoulos has not won a Grand Slam singles title.
How many Masters 1000 titles has Nicholas Kalogeropoulos won?: TennisDB does not group any of Nicholas Kalogeropoulos's titles under the modern Masters 1000 category.
What is Nicholas Kalogeropoulos' highest ATP ranking?: Nicholas Kalogeropoulos' career-high ATP singles ranking is world No. 108, first achieved on October 1, 1973.
What is Nicholas Kalogeropoulos' career win-loss record?: Nicholas Kalogeropoulos has a career ATP singles record of 55 wins and 75 losses (42.3%).
Which seasons of Nicholas Kalogeropoulos's career appear in TennisDB?: Nicholas Kalogeropoulos appears in TennisDB's ATP main-tour match records from 1968 through 1980.
On which surface does Nicholas Kalogeropoulos have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Nicholas Kalogeropoulos's highest ATP main-draw win rate is on grass: 48.1% (13–14).
Who has Nicholas Kalogeropoulos faced most often?: Nicholas Kalogeropoulos' most frequent opponent is Ilie Nastase, with a head-to-head record of 0–4 across 4 meetings.