Player

🇺🇸 Alex Kuperstein

Career matches 37
Wins 17
Losses 20
Win rate 45.9%
Elo (current) —

Surface breakdown

Hard 48.3% 14W – 15L (29 matches)
Clay 37.5% 3W – 5L (8 matches)

Career form (last 10)

LLLWLLWWWW

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Head-to-head (top 5 opponents)

OpponentPlayedWLW%
Victor Lilov21150%
Nicolas Ifi110100%
Daniel Milavsky1010%
Yannik Kelm110100%
Braden Shick1010%

Recent matches

Reset

1–37 of 37

DateTournamentRoundWinnerLoserScoreSurface
2026-02-23M15 San JoseR1Andrew FentyAlex Kuperstein4-1Hard
2026-02-16M25 San JoseR1Christopher PapaAlex Kuperstein6-4 3-6 6-3Hard
2026-02-02M15 HuamantlaQFBraden ShickAlex Kuperstein6-3 6-3Hard
2026-02-02M15 HuamantlaR2Alex KupersteinKosuke Ogura7-5 6-1Hard
2026-01-26M15 HuamantlaR1Juan Sebastian OsorioAlex Kuperstein6-7 6-0 6-4Hard
2025-11-17M25 LuandaR1Max HoukesAlex Kuperstein4-6 6-3 6-4Hard
2025-11-10M15 LuandaFAlex KupersteinYannik Kelm3-6 6-4 7-6(5)Hard
2025-11-10M15 LuandaSFAlex KupersteinGian Luca Tanner7-6(6) 5-0Hard
2025-11-10M15 LuandaQFAlex KupersteinNicolas Ifi6-4 6-3Hard
2025-11-10M15 LuandaR2Alex KupersteinKai Wehnelt1-6 7-6(6) 6-4Hard
2025-11-10M15 LuandaR1Alex KupersteinDarrshan Suresh6-3 6-2Hard
2025-11-03M15 ManamaR1Olaf PieczkowskiAlex Kuperstein6-4 6-3Hard
2025-07-21M15 Santa TeclaR1Noah SchachterAlex Kuperstein7-6(5) 6-1Hard
2025-07-14M15 Santa TeclaR2Daniel MilavskyAlex Kuperstein6-1 6-4Hard
2025-02-17M15 Naples, FLR1Keshav ChopraAlex Kuperstein6-2 6-2Clay
2025-02-10M15 Naples, FLR1Tyler SticeAlex Kuperstein6-3 6-3Clay
2024-11-25M15 LujanR32Hernan CasanovaAlex Kuperstein6-0 6-1Clay
2024-11-18M15 AzulSFLorenzo Joaquin RodriguezAlex Kuperstein6-2 6-1Clay
2024-11-18M15 AzulQFAlex KupersteinEzequiel Monferrer7-6(9) 2-6 6-3Clay
2024-11-18M15 AzulR16Alex KupersteinIgnacio Carou4-6 6-4 7-5Clay
2024-11-18M15 AzulR32Alex KupersteinNicolas Bruna6-4 7-6(1)Clay
2023-04-24M15 TacariguaR32Victor LilovAlex Kuperstein6-4 6-2Hard
2023-01-02M25 Malibu CAR16Garrett JohnsAlex Kuperstein6-4 6-0Hard
2023-01-02M25 Malibu CAR32Alex KupersteinKyle Seelig7-6(6) 7-5Hard
2022-11-14M15 Boca Raton FLR32Rowland PhillipsAlex Kuperstein6-0 4-6 6-1Clay
2022-11-07M25 Austin TXR16Colin MarkesAlex Kuperstein6-0 6-1Hard
2022-11-07M25 Austin TXR32Alex KupersteinTyler Stewart6-4 6-3Hard
2022-10-17M15 Sharm ElSheikhR16Lukas PokornyAlex Kuperstein2-1 RETHard
2022-10-17M15 Sharm ElSheikhR32Alex KupersteinJesse De Jager7-5 6-3Hard
2022-10-10M15 Sharm ElSheikhR32Ilia SimakinAlex Kuperstein6-4 6-3Hard
2022-09-26M15 CancunSFAlexander CozbinovAlex Kuperstein6-1 6-3Hard
2022-09-26M15 CancunQFAlex KupersteinLuciano Doria7-6(3) 6-4Hard
2022-09-26M15 CancunR16Alex KupersteinYannik Rahman6-3 6-3Hard
2022-09-26M15 CancunR32Alex KupersteinRicardo Rodriguez3-6 6-3 6-2Hard
2022-09-12M15 CancunQFKareem AllafAlex Kuperstein6-1 6-2Hard
2022-09-12M15 CancunR16Alex KupersteinNicolas Zanellato6-2 6-2Hard
2022-09-12M15 CancunR32Alex KupersteinVictor Lilov6-1 2-6 6-0Hard

Aliases

5

atp

  • Alex Kuperstein (k0kk)

atp_short

  • A. Kuperstein (k0kk)

itf

  • Alex Kuperstein (800484191)

sackmann

  • Alex Kuperstein (211585)

variant

  • A Kuperstein
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