Player data updated: 2026-09-01 02:16 UTC

Lucas Arnold Ker

ARG Age 51 180 cm / 5'11" Plays: Right-Handed ATP Tour years active: 1996–2000

Lucas Arnold Ker represented Argentina on the ATP Tour and reached a career-high ranking of No. 77. In TennisDB's records, Lucas Arnold Ker finished with a career record of 19–30 and no singles titles.

Peak ranking

77 (Jul 20, 1998)

Elo peak

1637 (41st percentile)

Career record

19–30 (38.8%)

Career titles

Prize money

$1,745,936

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 →

Lucas Arnold Ker's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Paul Capdeville #80	3-6 1-6	L	H2H	Match data	May 17, 2009	Q1 Q	Kitzbuhel	ATP 250	Clay
Vasilis Mazarakis #264	1-6 2-3 (ret.)	L	H2H	Match data	Jun 9, 2008	Q2 Q	Warsaw	ATP 250	Clay
Artur Romanowski	6-3 6-3	W	H2H	Match data	Jun 9, 2008	Q1 Q	Warsaw	ATP 250	Clay
George Bastl #75	2-6 1-6	L	H2H	Match data	Jul 13, 2000*	R32	Swiss Open Gstaad	ATP 250	Clay
Herbert Wiltschnig #328	3-6 2-6	L	H2H	Match data	Jul 28, 1999*	R64	Austrian Open Kitzbühel	ATP 500	Clay

Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.

Rivals all rivalries →

Lucas Arnold Ker's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
Mariano Puerta	0	3	3	Nov 13, 1998	H2H
Christian Ruud	0	2	2	Apr 23, 1999	H2H
Fabrice Santoro	0	2	2	Aug 19, 1998	H2H
Johan Van Herck	2	0	2	Mar 17, 1998	—
Alex Corretja	0	2	2	Jan 21, 1998	H2H

Career Results

Lucas Arnold Ker career results by season
Season	Age	Type	W	L	M	Win %	Start Rank	End Rank
1996	21	ATP	3	2	5	60.0%	284	123
1997	22	ATP	5	6	11	45.5%	121	112
1998	23	ATP	10	16	26	38.5%	112	113
1999	24	ATP	1	5	6	16.7%	113	380
2000	25	ATP	0	1	1	0.0%	367	660
2008	33	Qualifying Q	1	1	2	50.0%	—	—
2009	34	Qualifying Q	0	1	1	0.0%	—	—
Career		—	19	30	49	38.8%	—	—

Career Results by Surface

Lucas Arnold Ker career results by season and surface
Season	Age	Type	Hard				Clay				Grass				Total
Season	Age	Type	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1996	21	ATP	—	—	—	—	3	2	5	60.0%	—	—	—	—	3	2	5	60.0%
1997	22	ATP	0	1	1	0.0%	5	5	10	50.0%	—	—	—	—	5	6	11	45.5%
1998	23	ATP	3	5	8	37.5%	7	10	17	41.2%	0	1	1	0.0%	10	16	26	38.5%
1999	24	ATP	0	1	1	0.0%	1	4	5	20.0%	—	—	—	—	1	5	6	16.7%
2000	25	ATP	—	—	—	—	0	1	1	0.0%	—	—	—	—	0	1	1	0.0%
2008	33	Qualifying Q	—	—	—	—	1	1	2	50.0%	—	—	—	—	1	1	2	50.0%
2009	34	Qualifying Q	—	—	—	—	0	1	1	0.0%	—	—	—	—	0	1	1	0.0%
Career	—	—	3	7	10	30.0%	16	22	38	42.1%	0	1	1	0.0%	19	30	49	38.8%

Career Results by Opponent Rank

Lucas Arnold Ker 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 %
1996	21	0	1	1	0.0%	0	0	—	—	1	0	1	100.0%	2	1	3	66.7%	3	2	5	60.0%
1997	22	0	1	1	0.0%	0	2	2	0.0%	2	3	5	40.0%	2	0	2	100.0%	4	6	10	40.0%
1998	23	0	1	1	0.0%	0	6	6	0.0%	5	7	12	41.7%	3	1	4	75.0%	8	15	23	34.8%
1999	24	0	0	—	—	0	0	—	—	0	4	4	0.0%	1	1	2	50.0%	1	5	6	16.7%
2000	25	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	1	1	0.0%
Career		0	3	3	0.0%	0	8	8	0.0%	8	15	23	34.8%	8	3	11	72.7%	16	29	45	35.6%

Opponent ranking data available for 45/49 (91.8%) of Lucas Arnold Ker's ATP main draw matches.

Performance Stats

Lucas Arnold Ker performance statistics by season
Season	Age	Sample	Aces/M	DFs/M	1st Sv%	1st Sv Pts%	2nd Sv Pts%	BP Saved%	BP Conv%	Svc Pts%	Ret Pts%
1996	21	4/5	2.5	6.8	59.4%	71.1%	44.5%	67.3%	61.6%	60.4%	39.0%
1997	22	8/11	1.9	4.5	59.3%	65.4%	50.5%	62.8%	54.8%	58.7%	38.7%
1998	23	22/26	3.1	4.6	61.8%	64.2%	42.6%	53.7%	50.7%	55.6%	36.7%
1999	24	6/6	2.5	6.2	58.9%	62.6%	38.0%	56.1%	53.9%	52.6%	41.2%
2000	25	1/1	2.0	0.0	52.7%	58.6%	26.9%	57.1%	33.3%	43.6%	30.8%
Career		41/49	2.7	4.9	60.4%	64.7%	43.3%	57.2%	52.6%	55.9%	37.9%

Detailed serve and return statistics available for 41/49 (83.7%) of Lucas Arnold Ker's ATP main draw matches.

Advanced Stats

Lucas Arnold Ker 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
1996	21	1539	115.2	+1.16	+0.15	0.984	50.3%	—	+31	—	53.8%	-0.23	2–1 (67%)	2–0	—	+0.19
1997	22	1592	124.4	-0.83	+1.13	0.937	49.3%	—	+45	—	48.0%	-0.16	1–2 (33%)	2–2 (50%)	100.3	-0.66
1998	23	1589	123.2	-3.68	-0.51	0.828	46.4%	-16	+20	—	42.3%	-0.42	4–4 (50%)	1–3 (25%)	99.0	-0.48
1999	24	1510	99.8	-2.02	-0.29	0.870	47.0%	—	+40	—	29.4%	-0.94	1–2 (33%)	1–1	—	+0.85
2000	25	1495	93.6	-0.59	-3.36	0.546	38.3%	—	—	—	0.0%	-4.50	—	—	—	+0.10
2008	33	1490	102.4	—	—	—	—	—	—	—	—	—	—	—	—	—
2009	34	1481	98.5	—	—	—	—	—	—	—	—	—	—	—	—	—
Career		1637	121.3	-2.33	-0.16	0.859	47.3%	-16	+31	—	42.2%	-0.48	8–9 (47%)	6–6 (50%)	102.2	0.00

Tournament Results by Category

Grand Slams

Lucas Arnold Ker Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
1998	23	R128	R64	R128	R32	3–4 (43%)
1999	24	R128	—	—	—	0–1 (0%)
W-L		0–2 (0%)	1–1 (50%)	0–1 (0%)	2–1 (67%)	3–5 (38%)

Masters 1000

Lucas Arnold Ker Masters 1000 results by season
Season	Age	MIA	ITA	W-L Win %
1997	22	R64	—	0–1 (0%)
1998	23	R64	R64	1–2 (33%)
W-L		1–2 (33%)	0–1 (0%)	1–3 (25%)

ATP 500

Lucas Arnold Ker ATP 500 results by season
Season	Age	AUS	NEW	W-L Win %
1998	23	—	R64	0–1 (0%)
1999	24	R64	—	0–1 (0%)
W-L		0–1 (0%)	0–1 (0%)	0–2 (0%)

ATP 250

Lucas Arnold Ker ATP 250 results by season
Season	Age	DLB	GST	KIT	MUN	STG	BOG	BOU	MER	MEX	ORL	PAL	SAN	U.S	WAR	W-L Win %
1996	21	—	—	—	—	R32	SF	—	—	—	—	—	—	—	—	3–2 (60%)
1997	22	—	R32	R32	R32	—	—	QF	—	QF	—	—	—	—	—	5–5 (50%)
1998	23	—	R16	R16	—	R16	R32	—	—	R16	R16	R32	R32	R32	—	6–9 (40%)
1999	24	R32	—	—	—	—	—	—	R32	—	R16	—	—	—	—	1–3 (25%)
2000	25	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
2008	33	—	—	—	—	—	—	—	—	—	—	—	—	—	Q2	1–1 (50%)
2009	34	—	—	Q1	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
W-L		0–1 (0%)	1–3 (25%)	3–3 (50%)	0–1 (0%)	1–2 (33%)	3–2 (60%)	2–1 (67%)	0–1 (0%)	3–2 (60%)	2–2 (50%)	0–1 (0%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	16–22 (42%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

Career-high date

Jul 20, 1998

First Top 100

Apr 13, 1998

First Top 50

—

First Top 20

—

First Top 10

—

Ranking History Matrix

Lucas Arnold Ker ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1991	16	—	—	—	—	—	—	—	—	—	750	732	743
1992	17	741	730	714	726	716	713	697	701	706	1107	639	650
1993	18	655	658	668	559	449	345	344	298	249	249	261	265
1994	19	262	258	254	259	266	296	299	335	363	362	339	344
1995	20	349	347	366	372	422	367	315	346	375	273	287	284
1996	21	279	278	274	226	218	192	180	140	117	122	122	123
1997	22	116	114	113	124	120	135	148	137	168	106	110	112
1998	23	112	113	110	91	92	87	79	96	99	112	112	113
1999	24	114	111	111	126	130	165	176	200	307	296	375	380
2000	25	355	353	378	457	467	595	530	534	628	661	657	660
2001	26	791	803	799	808	800	810	811	—	—	—	—	—
2005	30	—	—	—	—	—	—	—	—	1284	1171	1157	1139
2006	31	1134	1120	1136	1134	1147	1143	1147	1139	1374	—	—	—
2008	33	—	—	—	—	1255	1253	1281	1281	1285	1298	1286	1282
2009	34	1280	1286	1277	1270	1278	—	—	—	—	—	—	—

Similar Players

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

Lucas Arnold Ker's most statistically similar ATP players
Player	Country	Peak Rank	Peak Elo	Titles	M	W	L	Win %	Years	Match Log
Jens Knippschild	GER	76	1,701	0	116	47	69	40.5%	1994–2002	Match log
Laurence Tieleman	ITA	76	1,653	0	103	41	62	39.8%	1993–2000	Match log
Emilio Benfele Alvarez	ESP	81	1,670	0	112	45	67	40.2%	1993–2001	Match log
Sebastien Lareau	CAN	76	1,720	0	205	83	122	40.5%	1989–2001	Match log
Olivier Mutis	FRA	71	1,628	0	65	24	41	36.9%	1995–2005	Match log
Dennis van Scheppingen	NED	72	1,640	0	115	42	73	36.5%	1992–2007	Match log
Steve Campbell	USA	78	1,725	0	86	32	54	37.2%	1994–1999	Match log
Wayne Black	ZIM	69	1,721	0	136	53	83	39.0%	1993–2003	Match log
Jiri Vanek	CZE	74	1,646	0	190	68	122	35.8%	1995–2009	Match log
Martin Rodriguez	ARG	71	1,572	0	56	16	40	28.6%	1994–2001	Match log
Leander Paes	IND	73	1,737	1	130	53	77	40.8%	1991–2005	Match log
Razvan Sabau	ROU	74	1,530	0	60	17	43	28.3%	1993–2006	Match log

Frequently Asked Questions

How old is Lucas Arnold Ker?: Lucas Arnold Ker is 51 years old, born on October 12, 1974.
Which country does Lucas Arnold Ker represent?: Lucas Arnold Ker represents Argentina in TennisDB's ATP records.
How tall is Lucas Arnold Ker?: Lucas Arnold Ker is 180 cm / 5'11".
Is Lucas Arnold Ker left-handed or right-handed?: Lucas Arnold Ker plays right-handed.
How many Grand Slams has Lucas Arnold Ker won?: Lucas Arnold Ker has not won a Grand Slam title.
How many Masters 1000 titles has Lucas Arnold Ker won?: TennisDB does not group any of Lucas Arnold Ker's titles under the modern Masters 1000 category.
What is Lucas Arnold Ker's highest ATP ranking?: Lucas Arnold Ker's career-high ATP singles ranking is world No. 77, first achieved on July 20, 1998.
What is Lucas Arnold Ker's career win-loss record?: Lucas Arnold Ker has a career ATP singles record of 19 wins and 30 losses (38.8%).
How much career prize money has Lucas Arnold Ker earned?: Lucas Arnold Ker has earned at least $1,745,936 in career prize money from professional tennis.
Which seasons of Lucas Arnold Ker's career appear in TennisDB?: Lucas Arnold Ker appears in TennisDB's ATP main-tour match records from 1996 through 2000.
On which surface does Lucas Arnold Ker have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Lucas Arnold Ker's highest ATP main-draw win rate is on clay: 42.1% (16–22).
Who has Lucas Arnold Ker faced most often?: Lucas Arnold Ker's most frequent opponent is Mariano Puerta, with a head-to-head record of 0–3 across 3 meetings.