Player data updated: 2026-10-17 16:37 UTC

JiSung Nam

KOR Age 33 183 cm / 6'0" Plays: Right-Handed ATP Tour years active: 2021–2022

JiSung Nam represented South Korea on the ATP Tour and reached a career high of No. 236. TennisDB's records show a singles record of 0–3 and no singles titles.

Peak singles rank

236 (Aug 12, 2019)

Elo peak

1511 (5th percentile)

Singles record

0–3 (0.0%)

Singles titles

Prize money

$393,201

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 →

JiSung Nam's recent, live, and scheduled ATP matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Steve Johnson #117	6-7(3) 4-6	L	H2H	Match data	Sep 29, 2022*	R32	Seoul	ATP 250	Hard
Dane Sweeny #797	6-7(4) 5-7	L	H2H	Match data	Feb 3, 2021*	R64	Adelaide International	ATP 250	Hard
Tommy Paul #52	1-6 4-6	L	H2H	Match data	Jan 10, 2021*	R32	Delray Beach Open	ATP 250	Hard
Frederico Ferreira Silva #198	6-2 4-6 4-6	L	H2H	Match data	Jan 20, 2020	Q1 Q	Australian Open	Grand Slam	Hard
Rajeev Ram #126	3-6 6-7(5)	L	H2H	Match data	Sep 23, 2013	Q2 Q	Kuala Lumpur	ATP 250	Hard

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

Rivals all rivalries →

JiSung Nam's most-played ATP rivals
Opponent	L	M	Last Played	H2H
Steve Johnson	1	1	Sep 29, 2022	H2H
Dane Sweeny	1	1	Feb 3, 2021	H2H
Tommy Paul	1	1	Jan 10, 2021	H2H

Career Results

JiSung Nam career results by season
Season	Age	Type	W	L	M	Win %	Start Rank	End Rank
2013	19	Qualifying Q	1	1	2	50.0%	—	—
2020	26	Qualifying Q	0	1	1	0.0%	—	—
2021	27	ATP	0	2	2	0.0%	268	432
2022	28	ATP	0	1	1	0.0%	431	476
Career		—	0	3	3	0.0%	—	—

Career Results by Surface

JiSung Nam 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 %
2013	19	Qualifying Q	1	1	2	50.0%	—	—	—	—	—	—	—	—	1	1	2	50.0%
2020	26	Qualifying Q	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
2021	27	ATP	0	2	2	0.0%	—	—	—	—	—	—	—	—	0	2	2	0.0%
2022	28	ATP	0	1	1	0.0%	—	—	—	—	—	—	—	—	0	1	1	0.0%
Career	—	—	0	3	3	0.0%	—	—	—	—	—	—	—	—	0	3	3	0.0%

Career Results by Opponent Rank

JiSung Nam 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 %
2021	27	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%	0	2	2	0.0%
2022	28	0	0	—	—	0	0	—	—	0	0	—	—	0	1	1	0.0%	0	1	1	0.0%
Career		0	0	—	—	0	0	—	—	0	1	1	0.0%	0	2	2	0.0%	0	3	3	0.0%

Performance Stats

JiSung Nam 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%
2021	27	2/2	2.0	4.0	61.3%	59.6%	47.9%	44.4%	33.3%	54.6%	38.6%
2022	28	1/1	9.0	3.0	54.3%	84.2%	53.1%	75.0%	—	70.0%	20.6%
Career		3/3	4.3	3.7	58.9%	67.8%	49.7%	54.6%	22.2%	59.7%	32.6%

Advanced Stats

JiSung Nam 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
2013	19	1500	99.2	—	—	—	—	—	—	—	—	—	—	—	—	—
2020	26	1481	99.6	—	—	—	—	—	—	—	—	—	—	—	—	—
2021	27	1461	101.6	-1.19	-0.40	0.851	46.1%	—	—	—	0.0%	-2.50	—	0–1	—	+0.15
2022	28	1455	102.9	-3.46	+0.67	0.688	46.6%	—	—	—	0.0%	-1.50	—	0–1	—	-0.02
Career		1511	101.5	-1.95	-0.04	0.810	46.2%	—	—	—	0.0%	-2.17	—	0–2	—	+4.33

Tournament Results by Category

Grand Slams

JiSung Nam Grand Slams results by season
Season	Age	AO	W-L Win %
2020	26	Q1	0–1 (0%)
W-L		0–1 (0%)	0–1 (0%)

ATP 250

JiSung Nam ATP 250 results by season
Season	Age	ADE	DLB	SEL	KUA	W-L Win %
2013	19	—	—	—	Q2	1–1 (50%)
2021	27	R64	R32	—	—	0–2 (0%)
2022	28	—	—	R32	—	0–1 (0%)
W-L		0–1 (0%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	1–4 (20%)

Results show the best round reached per tournament and season.

ATP Ranking History full ranking history →

Career high

236

Career-high date

Aug 12, 2019

First Top 100

—

First Top 50

—

First Top 20

—

First Top 10

—

Ranking History Matrix

JiSung Nam ranking history by month and season
Season	Age	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	16	—	—	—	—	—	—	—	—	—	1061	1048	1050
2011	17	1053	1048	1055	1068	1074	1100	1114	1123	1117	1120	1949	1939
2012	18	1923	1934	1933	1527	1372	752	639	615	618	517	524	484
2013	19	484	478	445	401	409	420	455	439	431	514	521	585
2014	20	575	527	599	613	497	514	497	491	510	504	458	461
2015	21	456	488	499	496	523	479	511	549	503	515	562	564
2016	22	567	570	574	567	621	798	655	675	563	559	561	566
2017	23	566	563	563	563	603	608	740	751	1025	—	—	1229
2018	24	1230	1223	1224	1227	700	626	541	387	350	345	341	366
2019	25	368	366	363	364	351	298	292	298	275	261	252	247
2020	26	245	243	245	—	—	—	—	248	254	263	269	270
2021	27	273	280	285	284	289	310	318	341	369	383	415	432
2022	28	421	462	462	412	433	515	487	538	590	479	479	476
2023	29	481	482	483	560	525	575	644	640	645	853	693	676
2024	30	689	698	701	674	663	647	620	592	566	596	692	727
2025	31	719	719	678	724	804	683	700	761	761	770	716	730
2026	32	730	—	—	—	—	—	—	—	—	—	—	—

Similar Players

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

JiSung Nam's most statistically similar ATP players
Player	Country	Peak ranking	Peak Elo	M	W	L	Win %	Prize money	Years	Rivalries	Match log
Elliot Benchetrit (active player)	MAR	#198	1,616	10	1	9	10.0%	$598,020	2018–2025	Rivalries	Match log
Alastair Gray (active player)	GBR	#237	1,512	4	1	3	25.0%	$336,967	2019–2022	Rivalries	Match log
Alexandar Lazarov	BUL	#272	1,532	7	1	6	14.3%	$191,201	2017–2023	Rivalries	Match log
Edan Leshem	ISR	#249	1,571	3	1	2	33.3%	$192,854	2017–2022	Rivalries	Match log
Nicolas Alvarez Varona (active player)	ESP	#219	1,587	3	1	2	33.3%	$211,197	2022–2022	Rivalries	Match log
Johan Nikles (active player)	SUI	#256	1,518	4	1	3	25.0%	$204,317	2016–2022	Rivalries	Match log
Louis Wessels (active player)	GER	#267	1,509	3	1	2	33.3%	$273,875	2016–2023	Rivalries	Match log
Mate Valkusz (active player)	HUN	#204	1,529	4	1	3	25.0%	$308,319	2019–2024	Rivalries	Match log
Harry Bourchier	AUS	#279	1,500	2	1	1	50.0%	$161,302	2021–2021	Rivalries	Match log
Nino Serdarusic (active player)	CRO	#167	1,502	9	1	8	11.1%	$589,610	2016–2023	Rivalries	Match log
Rio Noguchi (active player)	JPN	#196	1,556	2	1	1	50.0%	$601,431	2022–2022	Rivalries	Match log
Frederico Ferreira Silva (active player)	POR	#168	1,550	8	1	7	12.5%	$974,331	2015–2026	Rivalries	Match log

Frequently Asked Questions

How old is JiSung Nam?: JiSung Nam is 33 years old, born on August 15, 1993.
Which country does JiSung Nam represent?: JiSung Nam represents South Korea in TennisDB's ATP records.
How tall is JiSung Nam?: JiSung Nam is 183 cm / 6'0".
Is JiSung Nam left-handed or right-handed?: JiSung Nam plays right-handed.
How many Grand Slam singles titles has JiSung Nam won?: JiSung Nam has not won a Grand Slam singles title.
How many Masters 1000 titles has JiSung Nam won?: TennisDB does not group any of JiSung Nam's titles under the modern Masters 1000 category.
What is JiSung Nam's highest ATP ranking?: JiSung Nam's career-high ATP singles ranking is world No. 236, first achieved on August 12, 2019.
What is JiSung Nam's career win-loss record?: JiSung Nam has a career ATP singles record of 0 wins and 3 losses (0.0%).
How much career prize money has JiSung Nam earned?: JiSung Nam has earned at least $393,201 in career prize money from professional tennis.
Which seasons of JiSung Nam's career appear in TennisDB?: JiSung Nam appears in TennisDB's ATP main-tour match records from 2021 through 2022.
Who has JiSung Nam faced most often?: JiSung Nam's most frequent opponent is Steve Johnson, with a head-to-head record of 0–1 across 1 meeting.