Sun Fajing
孙发京

Country (sports)	China
Residence	Beijing, China
Born	(1996-10-03) 3 October 1996 Shanxi, China
Height	1.78 m (5 ft 10 in)
Plays	Right-handed (two-handed backhand)
Prize money	$178,271
Singles
Career record	0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0
Highest ranking	No. 351 (10 February 2020)
Current ranking	No. 407 (25 September 2023)
Doubles
Career record	0–4 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0
Highest ranking	No. 219 (11 September 2023)
Current ranking	No. 221 (18 September 2023)
Last updated on: 30 September 2023.

Sun Fajing (Chinese: 孙发京; pinyin: Sūn Fājīng; Mandarin pronunciation: [swə́n fá tɕíŋ]; born 3 October 1996) is a Chinese tennis player.

Sun has a career high ATP singles ranking of world No. 351 achieved on 10 February 2020. He also has a career high ATP doubles ranking of world No. 219 achieved on 11 September 2023. He has reached 13 career singles finals posting a record of 5 wins and 8 losses, all coming on the ITF Futures tour. Additionally, he has reached 31 doubles finals posting a record of 16 wins and 15 losses, which includes 2 ATP Challenger Tour doubles titles.

Career

Sun made his ATP main draw debut at the 2016 Chengdu Open, where he was granted a wildcard entry in the doubles draw alongside compatriot He Yecong. They were defeated in the first round by Raven Klaasen and Rajeev Ram in straight sets 4–6, 5–7.

The following year, he was again given a wildcard at the 2017 Chengdu Open with partner Te Rigele, and again he would lose in the first round to Nenad Zimonjic and Santiago Gonzalez in straight sets 4–6, 4–6.

In his third main draw appearance, he and partner Zhizhen Zhang were given a wildcard entry into the doubles draw of the 2018 ATP Shenzhen Open but lost in the first round to Marcin Matkowski and Nicholas Monroe 4–6, 2–6.

His fourth and most recent ATP appearance (also his third at the tournament) was a wildcard entry into the doubles draw of the 2019 Chengdu Open pairing up with Wang Aoran, and to round up an 0–4 record he lost to Dominic Inglot and Austin Krajicek 1–6, 6–0, [8–10].

He was given a wildcard at the 2023 China Open (tennis) partnering Zhou Yi (tennis). He received also a wildcard in doubles partnering Li Zhe (tennis) at the 2023 Rolex Shanghai Masters.

ATP Challenger and ITF Futures finals

Singles: 13 (5–8)

Legend ATP Challenger (0–0) ITF Futures (5–8)

Finals by surface Hard (4–8) Clay (1–0) Grass (0–0) Carpet (0–0)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Aug 2016	Thailand F1, Hua Hin	Futures	Hard	Chen Ti	3–6, 1–6
Loss	0–2	Feb 2017	Indonesia F1, Jakarta	Futures	Hard	Chen Ti	6–7(4-7), 3–6
Win	1–2	Apr 2017	China F5, Luzhou	Futures	Hard	Bradley Mousley	7–6(7-2), 6–2
Loss	1–3	Mar 2018	Qatar F1, Doha	Futures	Hard	Scott Griekspoor	4–6, 3–6
Loss	1–4	May 2018	China F6, Lu'an	Futures	Hard	Patrik Niklas-Salminen	6–2, 4–6, 4–6
Loss	1–5	Feb 2019	M15 Sharm El Sheikh, Egypt	World Tennis Tour	Hard	Filip Bergevi	6–7(2-7)
Win	2–5	May 2019	M25 Lu'an, China	World Tennis Tour	Hard	Cui Jie	7–5, 6–4
Loss	2–6	Jun 2019	M25 Hengyang, China	World Tennis Tour	Hard	Harry Bourchier	6–7(7-9), 1–6
Win	3–6	Jul 2019	M25 Kunshan, China	World Tennis Tour	Hard	Yang Tsung-Hua	6–2, 6–2
Loss	3–7	Jul 2019	M25 Qujing, China	World Tennis Tour	Hard	Bai Yan	3–6, 1–6
Loss	3–8	Oct 2022	M15 Monastir, Tunisia	World Tennis Tour	Hard	Christoph Negritu	6–7(5-7), 6–7(5-7)
Win	4–8	Jun 2023	M25 Martos, Spain	World Tennis Tour	Hard	Pedro Vives Marcos	7–6(7-3), 6–4
Win	5–8	Aug 2023	M25 Anning, China	World Tennis Tour	Clay	Cui Jie	6–3, 4-6, 6–2

Doubles: 31 (16–15)

Legend ATP Challenger (2–1) ITF Futures (14–14)

Finals by surface Hard (13–13) Clay (3–2) Grass (0–0) Carpet (0–0)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Feb 2016	China F1, Anning	Futures	Clay	Wang Aoran	Enrique Lopez-Perez Lin Hsin	walkover
Loss	0–2	Jul 2016	China F10, Longyan	Futures	Hard	Wang Aoran	Bai Yan Li Zhe	6–7(1–7), 4–6
Win	1–2	Jul 2016	China F11, Anning	Futures	Clay	Wang Aoran	Ning Yuqing Qiu Zhuoyang	6–3, 6–4
Loss	1–3	Mar 2017	Egypt F8, Longyan	Futures	Hard	Chen Ti	Francis Casey Alcantara Benjamin Lock	3–6, 7–6(9–7), [7–10]
Win	2–3	May 2017	China F8, Fuzhou	Futures	Hard	Te Rigele	Alexander Sarkissian Finn Tearney	6–2, 6–4
Win	3–3	Jul 2017	China F12, Shenzhen	Futures	Hard	Lý Hoàng Nam	Francis Casey Alcantara Karunuday Singh	6–4, 6–4
Win	4–3	Oct 2017	Suzhou, China	Challenger	Hard	Xin Gao	Gong Maoxin Zhang Ze	7–6(7–5), 4–6, [10–7]
Loss	4–4	Dec 2017	Thailand F12, Hua Hin	Futures	Hard	Xin Gao	Chung Hong Song Min-kyu	6–7(5–7), 6–3, [6–10]
Win	5–4	Mar 2018	Qatar F3, Doha	Futures	Hard	Wong Chun-hun	Marek Gengel Matej Vocel	6–3, 6–3
Loss	5–5	May 2018	China F4, Wuhan	Futures	Hard	Wang Ruikai	Te Rigele Yuta Shimizu	6–7(3-7), 3–6
Loss	5–6	Jun 2018	China F7, Luzhou	Futures	Hard	Francis Casey Alcantara	Rhett Purcell Sami Reinwein	5–7, 3–6
Win	6–6	Jun 2018	China F8, Yinchuan	Futures	Hard	Francis Casey Alcantara	Wishaya Trongcharoenchaikul Kento Takeuchi	6–4, 2–6, [10–5]
Win	7–6	May 2019	M25 Wuhan, China	World Tennis Tour	Hard	Te Rigele	Sora Fakuda Yuki Mochizuki	6–1, 3–6, [12–10]
Loss	7–7	Jun 2019	M25 Luzhou, China	World Tennis Tour	Hard	Xin Gao	Wang Aoran Wu Hao	6–3, 1–6, [7–10]
Win	8–7	Jul 2019	M25 Kunshan, China	World Tennis Tour	Hard	Xin Gao	Hua Runhao Zeng Shihong	6–2, 7–6(7–5)
Win	9–7	Jul 2019	M25 Qujing, China	World Tennis Tour	Hard	Hua Runhao	Francis Casey Alcantara Rhett Purcell	6–1, 6–1
Win	10–7	Sep 2019	Shanghai, China	Challenger	Hard	Xin Gao	Marc Polmans Scott Puodziunas	2–6, 6–4, [10–7]
Win	11–7	May 2022	M25 Monastir, Tunisia	World Tennis Tour	Hard	Hsu Yu-hsiou	Jayden Court Dane Sweeny	7–6(7–4), 6–3
Win	12–7	May 2022	M25 Monastir, Tunisia	World Tennis Tour	Hard	Hsu Yu-hsiou	Blake Bayldon Jordan Smith	6–4, 7–6(7–2)
Loss	12–8	Jun 2022	M25 Chiang Rai, Thailand	World Tennis Tour	Hard	Hsu Yu-hsiou	Congsup Congcar Shintaro Imai	4–6, 6–1, [8–10]
Win	13–8	Jul 2022	M15 Kottingbrunn, Austria	World Tennis Tour	Clay	Niklas Schell	Stefano Battaglino Lorenzo Rottoli	6–4, 6–2
Loss	13–9	Oct 2022	M15 Monastir, Tunisia	World Tennis Tour	Hard	Bruno Kuzuhara	James Frawley Christoph Negritu	4–6, 6–1, [6–10]
Loss	13–10	Oct 2022	M25 Jakarta, Indonesia	World Tennis Tour	Hard	Seita Watanabe	Thomas Fancutt Brandon Walkin	6–4, 3–6, [6–10]
Loss	13–11	Nov 2022	M25 Jakarta, Indonesia	World Tennis Tour	Hard	Coleman Wong	Tomohiro Masabayashi Seita Watanabe	6–4, 4–6, [7–10]
Loss	13–12	Apr 2023	M15 Singapore, Singapore	World Tennis Tour	Hard	Francis Casey Alcantara	Justin Barki Igor Sijsling	1–6, 1–6
Win	14–12	Apr 2023	M25 Jakarta, Indonesia	World Tennis Tour	Hard	Ray Ho	Francis Casey Alcantara Pruchya Isaro	6–4, 7–5
Win	15–12	Jun 2023	M25 La Nucia, Spain	World Tennis Tour	Clay	Amr Elsayed	Dimitris Sakellaridis Stefanos Sakellaridis	6–2, 6–3
Win	16–12	Jul 2023	M25 Bakio, Spain	World Tennis Tour	Hard	John Echeverria	Robin Bertrand Noah Lopez	6–3, 6–2
Loss	16–13	Jul 2023	M25 Roda de Bara, Spain	World Tennis Tour	Hard	John Echeverria	Alberto Barroso Campos Pedro Vives Marcos	7–5, 3–6, [4–10]
Loss	16–14	Jul 2023	Segovia, Spain	Challenger	Hard	Francis Casey Alcantara	Dan Added Pierre-Hugues Herbert	6–4, 3–6, [10–12]
Loss	16–15	Aug 2023	M25 Anning, China	World Tennis Tour	Clay	Evan Zhu	Cui Jie Wang Xiaofei	6–3, 2–6, [8–10]

External links

• Sun Fajing at the Association of Tennis Professionals
• Sun Fajing at the International Tennis Federation