How old is N. Keller?

N. Keller is 67 years old, born on December 2, 1958.

How many Grand Slams has N. Keller won?

N. Keller has not won a Grand Slam title.

How many Masters 1000 titles has N. Keller won?

N. Keller has not won a Masters 1000 title.

What is N. Keller's highest ATP ranking?

N. Keller's career-high ATP singles ranking is world No. 161, first achieved on January 3, 1983.

What is N. Keller's career win-loss record?

N. Keller has a career ATP singles record of 1 wins and 6 losses (14.3%).

How much career prize money has N. Keller earned?

N. Keller has earned at least $4,304 in career prize money from professional tennis.

When did N. Keller play professional tennis?

N. Keller turned professional in 1980 and was active through 1983.

Who is N. Keller's biggest rival?

N. Keller's most frequent opponent is G. Barbosa, with a head-to-head record of 1–1 across 2 meetings.

N. Keller

BRA Age 67 Plays: Right-Handed Pro 1980–1983

Peak ranking

161 (Jan 3, 1983)

Elo peak

1513 (5.4%ile)

Career record

1–6 (14.3%)

Career titles

Prize money

$4,304

Recent ATP Matches full match log →

Date	Tournament	Category	Round	Surface	Opponent	Score	Result	H2H	Match
Nov 24, 1983*	Bahia	ATP 250	R32	Hard	I. Kley #233	3-6 5-7	L	H2H	Match data
Feb 17, 1983*	Vina Del Mar	ATP 250	R32	Clay	J. Damiani #143	5-7 1-6	L	H2H	Match data
Nov 25, 1982*	Bahia	ATP 250	R32	Carpet	G. Barbosa #96	6-7 2-6	L	H2H	Match data
Jan 21, 1982*	Guaruja	ATP 250	R32	Clay	M. Hocevar #142	6-2 0-6 4-6	L	H2H	Match data
Jan 22, 1981*	Guaruja	ATP 250	R32	Hard	I. Nastase #79	5-7 2-6	L	H2H	Match data

Rivals full rivalries list →

Opponent	W	L	M	Last Played	H2H
G. Barbosa	1	1	2	Nov 25, 1982	H2H
I. Kley	0	1	1	Nov 24, 1983	H2H
J. Damiani	0	1	1	Feb 17, 1983	H2H
M. Hocevar	0	1	1	Jan 21, 1982	H2H
I. Nastase	0	1	1	Jan 22, 1981	H2H

Career Results

Season	Age	W	L	M	Win %	Start Rank	End Rank
1980	21	1	1	2	50.0%	232	232
1981	22	0	1	1	0.0%	232	232
1982	23	0	2	2	0.0%	240	240
1983	24	0	2	2	0.0%	161	161
Career		1	6	7	14.3%	—	—

Career Results by 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 %
1980	21	—	—	—	—	—	—	—	—	—	—	—	—	1	1	2	50.0%	1	1	2	50.0%
1981	22	0	1	1	0.0%	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
1982	23	—	—	—	—	0	1	1	0.0%	—	—	—	—	0	1	1	0.0%	0	2	2	0.0%
1983	24	0	1	1	0.0%	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	2	2	0.0%
Career	—	0	2	2	0.0%	0	2	2	0.0%	—	—	—	—	1	2	3	33.3%	1	6	7	14.3%

Career Results by 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 %
1980	21	0	0	—	—	0	0	—	—	0	1	1	0.0%	1	0	1	100.0%	1	1	2	50.0%
1981	22	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	1	1	0.0%
1982	23	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%	0	2	2	0.0%
1983	24	0	0	—	—	0	0	—	—	0	0	—	—	0	2	2	0.0%	0	2	2	0.0%
Career		0	0	—	—	0	0	—	—	0	3	3	0.0%	1	3	4	25.0%	1	6	7	14.3%

Advanced Stats

Season	Age	ELO	ELO %	Hard %	Clay %	Grass %	Set Win %	Set Margin	SoS %	Dec. Set W%	TB W	TB L	TB W%
1980	21	1508	56	—	—	—	50.0%	-0.67	30	—	1	1	—
1981	22	1501	47	—	—	—	0.0%	-3.00	72	—	0	0	—
1982	23	1468	16	—	—	—	20.0%	-1.92	3	—	0	1	—
1983	24	1443	6	—	—	—	0.0%	-3.00	12	—	0	0	—
Career		1472	24	40	—	—	23.5%	-2.25	22	33	1	2	33

Tournament Results by Category

Results show best round reached per tournament per season.

ATP 250

Season	Age	BAH	GUA	SAO	VIN
1980	21	—	—	R16	—
1981	22	—	R32	—	—
1982	23	R32	R32	—	—
1983	24	R32	—	—	R32

ATP Ranking History full ranking history →

Career high

161

Career-high date

Jan 3, 1983

First top 100

—

First top 50

—

First top 20

—

First top 10

—

Ranking History Matrix

Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1978	19	—	—	—	—	—	—	—	—	—	—	—	465
1979	20	—	—	—	—	—	—	—	—	—	—	—	347
1980	21	—	—	—	—	—	—	—	—	—	—	—	232
1982	23	240	—	—	—	—	—	—	—	—	—	—	—
1983	24	161	—	—	—	—	—	—	—	—	—	—	—
1984	25	331	—	—	—	—	361	439	459	445	423	418	434
1985	26	428	444	471	452	491	486	512	522	524	539	543	538
1986	27	536	733	697	731	715	708	736	764	775	780	855	870
1987	28	870	875	870	—	—	—	—	—	—	—	—	—

Similar Players

Other ATP players ranked by a composite similarity score over country, era, and peak rank.

Player	Country	Peak Rank	Peak Elo	M	W	L	Win %	Active Years	Match Log
C. Kist	BRA	119	1,500	24	6	18	25.0%	1982-1991	Match log
C. Chabalgoity	BRA	287	1,527	4	2	2	50.0%	1982-1983	Match log
G. Mattos	BRA	347	1,513	4	1	3	25.0%	1982-1983	Match log
R. Benavides	BOL	124	1,563	152	44	108	28.9%	1968-1983	Match log
G. Urpi	ESP	115	1,621	110	43	67	39.1%	1978-1987	Match log
A. Fillol	CHI	134	1,548	116	32	84	27.6%	1975-1985	Match log
B. Derlin	NZL	115	1,594	88	30	58	34.1%	1980-1991	Match log
C. Miller	AUS	102	1,571	79	26	53	32.9%	1979-1988	Match log
F. Sauer	RSA	134	1,640	55	24	31	43.6%	1979-1983	Match log
M. Bahrami	IRI	192	1,564	68	22	46	32.4%	1973-1992	Match log
S. McCain	USA	122	1,571	69	22	47	31.9%	1980-1985	Match log
R. Vizcaino	ESP	157	1,604	54	20	34	37.0%	1977-1984	Match log

Frequently Asked Questions

How old is N. Keller?: N. Keller is 67 years old, born on December 2, 1958.
Which country is N. Keller from?: N. Keller is from Brazil.
Is N. Keller left-handed or right-handed?: N. Keller plays right-handed.
How many Grand Slams has N. Keller won?: N. Keller has not won a Grand Slam title.
How many Masters 1000 titles has N. Keller won?: N. Keller has not won a Masters 1000 title.
What is N. Keller's highest ATP ranking?: N. Keller's career-high ATP singles ranking is world No. 161, first achieved on January 3, 1983.
What is N. Keller's career win-loss record?: N. Keller has a career ATP singles record of 1 wins and 6 losses (14.3%).
How much career prize money has N. Keller earned?: N. Keller has earned at least $4,304 in career prize money from professional tennis.
When did N. Keller play professional tennis?: N. Keller turned professional in 1980 and was active through 1983.
Who is N. Keller's biggest rival?: N. Keller's most frequent opponent is G. Barbosa, with a head-to-head record of 1–1 across 2 meetings.