Player data updated: 2026-09-07 02:16 UTC

Bradley Klahn

USA Age 36 183 cm / 6'0" Plays: Left-Handed, Two-Handed Backhand ATP Tour years active: 2010–2023

Bradley Klahn represented the United States on the ATP Tour and reached a career high of No. 63. TennisDB's records show a singles record of 13–43 and no singles titles.

Peak singles rank

63 (Mar 17, 2014)

Elo peak

1734 (60th percentile)

Singles record

13–43 (23.2%)

Singles titles

Prize money

$1,764,256

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 →

Bradley Klahn's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Michael Mmoh #112	3-6 3-6	L	H2H	Match data	Aug 2, 2023*	R64	Washington Open	ATP 500	Hard
Sho Shimabukuro #161	7-5 6-4	W	H2H	Match data	Jul 31, 2023	Q2 Q	Washington Open	ATP 500	Hard
James Trotter #436	6-4 7-6(4)	W	H2H	Match data	Jul 31, 2023	Q1 Q	Washington Open	ATP 500	Hard
Gabriel Diallo #143	3-6 2-6	L	H2H	Match data	Jul 24, 2023	Q1 Q	Atlanta	ATP 250	Hard
Tomas Machac #143	4-6 4-6	L	H2H	Match data	Mar 22, 2023*	Q1 Q	Miami Open	Masters 1000	Hard

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

Rivals all rivalries →

Bradley Klahn's most-played ATP rivals
Opponent	W	L	M	Last Played	H2H
John Isner	0	3	3	Oct 19, 2018	H2H
Alex de Minaur	0	2	2	Jul 26, 2019	H2H
Marius Copil	2	0	2	Jul 25, 2019	H2H
Sam Querrey	0	2	2	Jun 25, 2014	H2H
Michael Mmoh	0	1	1	Aug 2, 2023	H2H

Career Results

Bradley Klahn career results by season
Season	Age	Type	W	L	M	Win %	Start Rank	End Rank
2010	19	Qualifying Q	2	3	5	40.0%	—	—
2010	19	ATP	0	1	1	0.0%	—	—
2011	20	Qualifying Q	3	2	5	60.0%	—	—
2011	20	ATP	0	1	1	0.0%	—	—
2012	21	Qualifying Q	6	1	7	85.7%	—	—
2012	21	ATP	1	2	3	33.3%	670	248
2013	22	Qualifying Q	4	4	8	50.0%	—	—
2013	22	ATP	1	3	4	25.0%	254	97
2014	23	Qualifying Q	3	1	4	75.0%	—	—
2014	23	ATP	2	11	13	15.4%	95	148
2015	24	Qualifying Q	1	1	2	50.0%	—	—
2017	26	Qualifying Q	4	5	9	44.4%	—	—
2018	27	Qualifying Q	11	9	20	55.0%	—	—
2018	27	ATP	5	8	13	38.5%	214	76
2019	28	Qualifying Q	7	8	15	46.7%	—	—
2019	28	ATP	4	14	18	22.2%	76	135
2020	29	Qualifying Q	2	4	6	33.3%	—	—
2020	29	ATP	0	1	1	0.0%	132	149
2022	31	Qualifying Q	1	7	8	12.5%	—	—
2022	31	ATP	0	1	1	0.0%	326	873
2023	32	Qualifying Q	3	5	8	37.5%	—	—
2023	32	ATP	0	1	1	0.0%	872	877
Career		—	13	43	56	23.2%	—	—

Career Results by Surface

Bradley Klahn 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 %
2010	19	Qualifying Q	2	3	5	40.0%	—	—	—	—	—	—	—	—	2	3	5	40.0%
2010	19	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
2011	20	Qualifying Q	3	2	5	60.0%	—	—	—	—	—	—	—	—	3	2	5	60.0%
2011	20	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
2012	21	Qualifying Q	6	0	6	100.0%	—	—	—	—	0	1	1	0.0%	6	1	7	85.7%
2012	21	ATP	1	2	3	33.3%	—	—	—	—	—	—	—	—	1	2	3	33.3%
2013	22	Qualifying Q	2	2	4	50.0%	2	1	3	66.7%	0	1	1	0.0%	4	4	8	50.0%
2013	22	ATP	1	2	3	33.3%	0	1	1	0.0%	—	—	—	—	1	3	4	25.0%
2014	23	Qualifying Q	3	1	4	75.0%	—	—	—	—	—	—	—	—	3	1	4	75.0%
2014	23	ATP	2	7	9	22.2%	0	1	1	0.0%	0	3	3	0.0%	2	11	13	15.4%
2015	24	Qualifying Q	1	1	2	50.0%	—	—	—	—	—	—	—	—	1	1	2	50.0%
2017	26	Qualifying Q	1	2	3	33.3%	2	2	4	50.0%	1	1	2	50.0%	4	5	9	44.4%
2018	27	Qualifying Q	7	6	13	53.8%	1	2	3	33.3%	3	1	4	75.0%	11	9	20	55.0%
2018	27	ATP	4	7	11	36.4%	—	—	—	—	1	1	2	50.0%	5	8	13	38.5%
2019	28	Qualifying Q	7	4	11	63.6%	0	2	2	0.0%	0	2	2	0.0%	7	8	15	46.7%
2019	28	ATP	3	9	12	25.0%	0	2	2	0.0%	1	3	4	25.0%	4	14	18	22.2%
2020	29	Qualifying Q	1	2	3	33.3%	1	2	3	33.3%	—	—	—	—	2	4	6	33.3%
2020	29	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
2022	31	Qualifying Q	1	3	4	25.0%	0	1	1	0.0%	0	3	3	0.0%	1	7	8	12.5%
2022	31	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
2023	32	Qualifying Q	3	5	8	37.5%	—	—	—	—	—	—	—	—	3	5	8	37.5%
2023	32	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
Career	—	—	11	32	43	25.6%	0	4	4	0.0%	2	7	9	22.2%	13	43	56	23.2%

Career Results by Opponent Rank

Bradley Klahn 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 %
2010	19	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	0	—	—	0	1	1	0.0%
2011	20	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	0	—	—	0	1	1	0.0%
2012	21	0	0	—	—	0	1	1	0.0%	1	1	2	50.0%	0	0	—	—	1	2	3	33.3%
2013	22	0	0	—	—	0	1	1	0.0%	1	1	2	50.0%	0	1	1	0.0%	1	3	4	25.0%
2014	23	0	0	—	—	0	2	2	0.0%	1	7	8	12.5%	0	2	2	0.0%	1	11	12	8.3%
2018	27	0	2	2	0.0%	0	4	4	0.0%	5	1	6	83.3%	0	1	1	0.0%	5	8	13	38.5%
2019	28	0	1	1	0.0%	0	4	4	0.0%	1	7	8	12.5%	3	2	5	60.0%	4	14	18	22.2%
2020	29	0	0	—	—	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%
2022	31	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	0	—	—	0	1	1	0.0%
2023	32	0	0	—	—	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%
Career		0	3	3	0.0%	0	14	14	0.0%	9	18	27	33.3%	3	8	11	27.3%	12	43	55	21.8%

Opponent ranking data available for 55/56 (98.2%) of Bradley Klahn's ATP main draw matches.

Performance Stats

Bradley Klahn 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%
2010	19	1/1	6.0	7.0	69.5%	69.2%	40.0%	56.3%	27.3%	60.3%	31.3%
2011	20	1/1	1.0	4.0	58.0%	62.1%	42.9%	40.0%	0.0%	54.0%	22.4%
2012	21	3/3	7.3	4.3	64.4%	62.3%	41.6%	60.4%	44.4%	55.0%	37.4%
2013	22	4/4	8.0	2.3	66.9%	73.3%	51.5%	25.0%	33.5%	65.9%	33.7%
2014	23	13/13	6.7	5.5	58.6%	66.8%	46.4%	53.4%	33.7%	58.4%	32.0%
2018	27	13/13	9.2	4.5	59.8%	75.5%	53.9%	50.6%	38.6%	66.9%	28.2%
2019	28	18/18	8.8	4.6	59.5%	72.2%	52.6%	60.3%	34.4%	64.4%	29.4%
2020	29	1/1	10.0	5.0	62.9%	63.0%	44.2%	64.7%	50.0%	56.0%	26.1%
2022	31	1/1	6.0	3.0	52.2%	58.3%	54.5%	50.0%	—	56.5%	20.0%
2023	32	1/1	4.0	5.0	68.9%	66.7%	31.6%	66.7%	0.0%	55.7%	23.5%
Career		56/56	7.9	4.6	60.4%	70.5%	49.9%	53.5%	34.0%	62.5%	30.1%

Advanced Stats

Bradley Klahn 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
2010	19	1499	108.4	-1.52	+3.65	0.787	46.9%	—	—	—	25.0%	-1.25	—	—	—	-0.11
2011	20	1525	112.8	+0.69	+0.59	0.488	38.4%	—	—	—	0.0%	-3.50	—	—	—	-0.19
2012	21	1639	117.2	-2.52	-0.18	0.831	46.8%	+35	—	—	36.4%	-1.18	1–1	—	—	+0.09
2013	22	1603	112.5	-1.91	-0.65	0.991	48.3%	+55	—	—	33.3%	-0.67	—	2–3 (40%)	—	+0.13
2014	23	1550	122.4	-3.31	-2.26	0.770	45.5%	+73	—	-31	30.0%	-1.58	2–4 (33%)	6–2 (75%)	101.5	-0.32
2015	24	1548	102.5	—	—	—	—	—	—	—	—	—	—	—	—	—
2017	26	1549	103.9	—	—	—	—	—	—	—	—	—	—	—	—	—
2018	27	1709	132.3	+1.07	-2.48	0.852	48.3%	-22	—	—	38.2%	-0.56	2–2 (50%)	5–5 (50%)	103.1	-0.18
2019	28	1646	123.8	-0.08	-4.65	0.825	47.6%	+21	—	-93	28.3%	-1.00	1–2 (33%)	4–6 (40%)	98.1	0.00
2020	29	1570	96.9	-1.18	-3.05	0.594	43.1%	—	—	—	25.0%	-2.50	—	—	—	+0.34
2022	31	1485	106.5	-0.77	-0.68	0.460	42.1%	—	—	—	0.0%	-3.00	—	—	—	-0.01
2023	32	1480	104.5	+0.15	-2.16	0.532	41.1%	—	—	—	0.0%	-3.00	—	—	—	+0.02
Career		1734	124.5	-0.86	-2.68	0.801	46.8%	+25	—	-66	30.6%	-1.17	6–9 (40%)	17–16 (52%)	101.2	-0.41

Tournament Results by Category

Grand Slams

Bradley Klahn Grand Slams results by season
Season	Age	AO	RG	W	USO	W-L Win %
2010	19	—	—	—	R128	0–1 (0%)
2011	20	—	—	—	Q3	2–1 (67%)
2012	21	—	—	—	R64	4–1 (80%)
2013	22	Q2	Q1	Q1	R64	2–4 (33%)
2014	23	R128	R128	R128	R128	0–4 (0%)
2015	24	Q2	—	—	—	1–1 (50%)
2017	26	Q1	Q2	Q2	Q2	3–4 (43%)
2018	27	Q1	Q1	R64	R128	4–4 (50%)
2019	28	R128	R128	R128	R64	1–4 (20%)
2020	29	Q1	Q1	—	R128	0–3 (0%)
2022	31	—	Q1	Q1	Q1	0–3 (0%)
2023	32	Q2	—	—	—	1–1 (50%)
W-L		3–8 (27%)	1–7 (12%)	5–6 (45%)	9–10 (47%)	18–31 (37%)

Masters 1000

Bradley Klahn Masters 1000 results by season
Season	Age	CAN	CIN	IW	MIA	ITA	SHA	W-L Win %
2014	23	—	—	R128	R128	—	—	0–2 (0%)
2018	27	R32	R32	R128	Q1	—	R32	9–7 (56%)
2019	28	R64	Q1	R128	R128	Q1	Q2	3–6 (33%)
2020	29	—	—	—	—	Q2	—	1–1 (50%)
2022	31	—	Q2	—	—	—	—	1–1 (50%)
2023	32	—	—	Q1	Q1	—	—	0–2 (0%)
W-L		5–3 (62%)	4–4 (50%)	0–4 (0%)	0–4 (0%)	1–2 (33%)	4–2 (67%)	14–19 (42%)

ATP 500

Bradley Klahn ATP 500 results by season
Season	Age	MEX	QUE	TKY	VIE	WAS	W-L Win %
2018	27	—	—	Q2	Q1	—	1–2 (33%)
2019	28	—	Q1	Q1	—	R64	0–3 (0%)
2022	31	—	Q1	—	—	R64	0–2 (0%)
2023	32	Q1	—	—	—	R64	2–2 (50%)
W-L		0–1 (0%)	0–2 (0%)	1–2 (33%)	0–1 (0%)	2–3 (40%)	3–9 (25%)

ATP 250

Bradley Klahn ATP 250 results by season
Season	Age	ATL	BRI	CDU	DAL	DLB	GEN	LIB	U.S	NWP	SDG	STO	WSA	ANT	ASB	QUE	LOS	NEW	SAN	U.S	W-L Win %
2010	19	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	Q2	Q2	Q1	—	2–3 (40%)
2011	20	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	Q2	—	R32	—	1–2 (33%)
2012	21	—	—	—	—	—	—	—	—	Q1	—	—	—	—	—	—	R32	—	—	—	3–2 (60%)
2013	22	—	—	—	—	Q2	—	—	—	—	—	—	—	—	—	—	—	—	R32	R32	3–3 (50%)
2014	23	—	Q2	—	—	R32	—	R32	—	—	—	—	R32	—	R16	R64	—	—	—	—	5–6 (45%)
2017	26	—	—	—	—	—	—	—	Q2	—	—	—	—	—	—	—	—	—	—	—	1–1 (50%)
2018	27	—	—	R32	—	—	—	Q1	Q2	—	—	R16	—	—	—	—	—	—	—	—	2–4 (33%)
2019	28	R16	Q1	R16	—	—	Q1	Q1	R32	R32	—	—	—	R16	R32	—	—	—	—	—	7–9 (44%)
2020	29	—	—	—	Q2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1–1 (50%)
2022	31	—	—	—	—	—	—	Q1	—	—	Q1	—	—	—	—	—	—	—	—	—	0–2 (0%)
2023	32	Q1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
W-L		1–2 (33%)	1–2 (33%)	3–2 (60%)	1–1 (50%)	1–2 (33%)	0–1 (0%)	0–4 (0%)	2–3 (40%)	0–2 (0%)	0–1 (0%)	1–1 (50%)	1–1 (50%)	1–1 (50%)	5–2 (71%)	0–1 (0%)	5–3 (62%)	1–1 (50%)	0–3 (0%)	2–1 (67%)	25–34 (42%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

Career-high date

Mar 17, 2014

First Top 100

Nov 18, 2013

First Top 50

—

First Top 20

—

First Top 10

—

Ranking History Matrix

Bradley Klahn ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	21	670	668	678	690	704	695	559	489	347	291	248	248
2013	22	224	220	226	188	184	178	148	124	133	123	98	97
2014	23	82	65	65	65	71	75	92	117	118	124	148	148
2015	24	150	204	220	230	223	245	268	283	291	315	509	513
2016	25	603	936	—	—	—	—	—	—	—	—	857	852
2017	26	767	762	763	600	525	490	474	475	425	231	214	214
2018	27	175	163	163	174	158	170	115	92	95	101	76	76
2019	28	87	90	93	87	89	89	93	108	96	100	137	135
2020	29	132	125	126	—	—	—	—	129	134	144	147	149
2021	30	152	157	165	169	170	177	204	210	264	308	322	326
2022	31	367	383	376	433	446	492	812	846	853	859	872	873
2023	32	783	768	771	791	791	787	797	867	874	870	867	877
2024	33	1000	1043	1048	1062	1064	1078	1096	—	—	—	—	—

Similar Players

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

Bradley Klahn's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Years	Rivalries	Match log
Kenny De Schepper (active player)	FRA	#62	1,741	88	27	61	30.7%	$1,729,677	2011–2018	Rivalries	Match log
Alejandro Gonzalez	COL	#70	1,698	46	12	34	26.1%	$1,156,362	2013–2016	Rivalries	Match log
Rogerio Dutra Silva	BRA	#63	1,747	84	24	60	28.6%	$1,854,319	2007–2019	Rivalries	Match log
Gerald Melzer	AUT	#68	1,673	46	16	30	34.8%	$990,350	2010–2022	Rivalries	Match log
Daniel Munoz de la Nava	ESP	#68	1,761	37	9	28	24.3%	$1,104,595	2008–2016	Rivalries	Match log
Maximo Gonzalez (active player)	ARG	#58	1,703	87	28	59	32.2%	$4,795,320	2007–2025	Rivalries	Match log
Prajnesh Gunneswaran	IND	#75	1,677	28	7	21	25.0%	$959,286	2018–2022	Rivalries	Match log
Guido Andreozzi (active player)	ARG	#70	1,657	40	12	28	30.0%	$2,664,185	2012–2024	Rivalries	Match log
Thomas Fabbiano	ITA	#70	1,748	90	27	63	30.0%	$2,431,440	2008–2022	Rivalries	Match log
Jason Kubler (active player)	AUS	#63	1,784	59	25	34	42.4%	$2,956,366	2010–2026	Rivalries	Match log
Evgeny Donskoy (active player)	RUS	#65	1,793	165	52	113	31.5%	$3,426,092	2008–2021	Rivalries	Match log
Gianluca Mager (active player)	ITA	#62	1,724	59	24	35	40.7%	$1,739,477	2017–2022	Rivalries	Match log

Frequently Asked Questions

How old is Bradley Klahn?: Bradley Klahn is 36 years old, born on August 20, 1990.
Which country does Bradley Klahn represent?: Bradley Klahn represents United States in TennisDB's ATP records.
How tall is Bradley Klahn?: Bradley Klahn is 183 cm / 6'0".
Does Bradley Klahn use a one-handed or two-handed backhand?: Bradley Klahn uses a two-handed backhand.
Is Bradley Klahn left-handed or right-handed?: Bradley Klahn plays left-handed.
How many Grand Slam singles titles has Bradley Klahn won?: Bradley Klahn has not won a Grand Slam singles title.
How many Masters 1000 titles has Bradley Klahn won?: TennisDB does not group any of Bradley Klahn's titles under the modern Masters 1000 category.
What is Bradley Klahn's highest ATP ranking?: Bradley Klahn's career-high ATP singles ranking is world No. 63, first achieved on March 17, 2014.
What is Bradley Klahn's career win-loss record?: Bradley Klahn has a career ATP singles record of 13 wins and 43 losses (23.2%).
How much career prize money has Bradley Klahn earned?: Bradley Klahn has earned at least $1,764,256 in career prize money from professional tennis.
What turned-professional year does TennisDB record for Bradley Klahn?: TennisDB records 2012 as Bradley Klahn's turned-professional year.
Which seasons of Bradley Klahn's career appear in TennisDB?: Bradley Klahn appears in TennisDB's ATP main-tour match records from 2010 through 2023.
On which surface does Bradley Klahn have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Bradley Klahn's highest ATP main-draw win rate is on hard: 25.6% (11–32).
Who has Bradley Klahn faced most often?: Bradley Klahn's most frequent opponent is John Isner, with a head-to-head record of 0–3 across 3 meetings.