Jan Kumstat v Rei Sakamoto | Australian Open 2024 Junior Boys Final

(4:25)

Milic/Pleshivtsev v Exsted/Kumstat Highlights | Australian Open 2025 Final

(2:51)

18-Year-Old Junior Serves 233km/h Fastest Serve of the Australian Open!

(35)

Jan Kumstat 🇨🇿 Vs Jaime Faria 🇵🇹 Highlights PRAGUE 2024

(8:6)

#超速報【世界スーパージュニア2024/3R】Jan Kumstat(CZE) vs 逸﨑獅王(JPN) 大阪市長杯2024世界スーパージュニアテニス

(34:1econd)

Fastest Servers Ever! | Men's Singles | US Open

(3:5)

Tristan Schoolkate vs Marek Gengel | BRISBANE FINAL 2025

(9:52)

Rafael Nadal Cramps Up During Press Conference | US Open 2011

(2:42)

Jan-Michael Gambill vs. Mardy Fish Full Match | 2000 US Open Round 1

(2:58:7)

Cruz Hewitt Gets Roger Federer Warmed Up | Fast 4 Launch | Tennis Australia

(1:40)

Cruz Hewitt v Nikoloz Basilashvili Highlights | Australian Open 2025 Qualifying First Round

(3:14)

Hewitt/Philippoussis v Blake/Baghdatis Full Match | Australian Open 2025

(1:23:4)

Hina Hayata vs Chen Xingtong | WS QF | Singapore Smash 2025

(9:55)

Henry Bernet 🇨🇭 Vs JP Varillas 🇵🇪 Highlights ZUG 2024

(6:45)

Wakana Sonobe v Kristina Penickova Highlights | Australian Open 2025 Final

(5:6)

Junior Boys' Doubles Trophy Ceremony | Exsted/Kumstat | Australian Open 2025

(13:29)

Jan Kumstat - Ziga Svec (R1)

(1:14:35)

Junior Boys' Singles Ceremony | Jan Kumstat v Rei Sakamoto | Australian Open 2024 Final

(10:43)

Jan Kumstat - Filip Hanzelin (QF)

(1:39:41)

Jan Kumstat - Oskar Grzegorzewski (R2)

(1:34:25)

Australian Open Juniors Finals. Czech tennis player Mensik collapses. Not a leg cramp

(1:11)

#超速報【世界スーパージュニア2024/2R】Jan Kumstat(CZE) vs 川西飛生(JPN) 大阪市長杯2024世界スーパージュニアテニス

(25:12)

Jan Kumstát po výhře ve finále | Pardubická juniorka 2024

(1:39)

PUMP it up! 🫨

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Jan Kumstat - Salidin Rama (R1)

(39:)

Maxwell Exsted and Jan Kumstat became the champions of the Junior Boys' Doubles at AO 2025 #tennis

(10)

Jan Kumstat - Paolo Angeli (QF)

(1:25:20)

Wang Chuqin vs Anton Kallberg | MS R16 | Singapore Smash 2025

(4:52)