Kasidit Samrej (Thai: กษิดิศ สำเร็จ; born 26 January 2001) is a Thai tennis player. He has a career high ATP singles ranking of world No. 405 achieved on 17 March 2025. He also has a career high ATP doubles ranking of No. 822 achieved on 12 June 2023.[1] He is currently the No. 1 Thai player.[2]

Samrej represents Thailand at the Davis Cup, where he has a W/L record of 10–8.[3][4]

Samrej won the Asia-Pacific Wildcard Playoff for the 2025 Australian Open,[5] making him the first Thai man to compete in the singles event in a Grand Slam tournament since Danai Udomchoke at the 2012 Australian Open.[6][7] He lost in the first round to fifth seed Daniil Medvedev in five sets.[8][9]

ATP Challenger and ITF World Tennis Tour finals

Singles: 6 (3–3)

Legend
ATP Challenger Tour (0–0)
ITF World Tennis Tour (3–3)
Finals by surface
Hard (3–3)
Clay (0–0)
Grass (0–0)
Carpet (0–0)
Result W–L    Date    Tournament Tier Surface Opponent Score
Win 1–0 Jun 2022 M25 Chiang Rai, Thailand World Tennis Tour Hard Russia Konstantin Kravchuk 6–3, 7–6(7–3)
Loss 1–1 Jun 2023 M25 Nakhon Si Thammarat, Thailand World Tennis Tour Hard Japan Hiroki Moriya 6–2, 2–6, 2–6
Loss 1–2 Aug 2023 M15 Nakhon Si Thammarat, Thailand World Tennis Tour Hard Kazakhstan Grigoriy Lomakin 6–7(2–7), 6–4, 3–6
Win 2–2 Jul 2024 M15 Nakhon Si Thammarat, Thailand World Tennis Tour Hard Malaysia Mitsuki Wei Kang Leong 6–4, 6–3
Win 3–2 Jul 2024 M15 Nakhon Si Thammarat, Thailand World Tennis Tour Hard Thailand Pawit Sornlaksup 6–3, 6–2
Loss 3–3 Aug 2024 M15 Nakhon Si Thammarat, Thailand World Tennis Tour Hard Ilia Simakin 3–6, 4–6
Win 1–0 Sep 2024 M25 Nakhon Si Thammarat, Thailand World Tennis Tour Hard India Sasikumar Mukund 6–3, 6–3

References

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