VÃÂt Kopà Âiva (born 15 June 1997) is a Czech professional tennis player. He has a career-high ATP singles ranking of world No. 60 achieved on 16 March 2026 and a career-high doubles ranking of No. 261 achieved on 17 October 2022. He is the current No. 4 Czech singles player. Kopà Âiva has won six ATP Challenger singles and two doubles titles.
He won his maiden Challenger doubles title at the 2021 Aspria Tennis Cup in Milan with Jià ÂàLeheÃÂka. On his ATP debut, ranked at a then career-high of World No. 249 in singles, at the 2021 Swiss Open Gstaad, Kopà Âiva defeated Denis Shapovalov for his career-best and first top 10 win. He was the lowest-ranked player to beat a Top 10 opponent since then World No. 698 Thanasi Kokkinakis defeated then World No. 6 Milos Raonic at The Queen's Club in 2017. Kopà Âiva advanced to the semifinals a with a win over Mikael Ymer in straight sets. He was the second player to reach the semifinals on his ATP Tour debut since May 2012 (Attila Balázs in Bucharest), joining Córdoba champion Juan Manuel Cerúndolo, during the 2021 season. His run would come to an end in the semifinals against eventual champion Casper Ruud.
He won his maiden Challenger at the 2022 UniCredit Czech Open in ProstÃÂjov defeating his 19-year-old compatriot Dalibor SvrÃÂina 6âÂÂ2, 6âÂÂ2. As a result, he reached the top 150 at World No. 146 on 6 June 2022 and a month later the top 125 on 18 July 2022.
He fell in the first round of qualifying at the US Open. Despite this result, he reached a career-high ranking of No. 111 on 18 September 2023 following two Challenger titles during the season, in July and August.
He qualified for the 2024 Australian Open making his Grand Slam debut. He also qualified for the 2024 Qatar ExxonMobil Open but lost in the first round to Fábián Marozsán. He made his Masters debut at the 2024 Miami Open after qualifying into the main draw with wins over Rei Sakamoto and J. J. Wolf. He lost to Christopher O'Connell in the first round. He also qualified for his second Grand Slam at the 2024 Wimbledon Championships and lost to Novak Djokovic.
He won the Challenger title at the 2024 Szczecin Open defeating Andrea Pellegrino. He won his sixth Challenger lifting the 2025 Napoli Tennis Cup Trophy with a win over top seed Luciano Darderi.
At the 2025 Grand Prix Hassan II in Marrakech he reached his second ATP quarterfinal, and first since 2021 Gstaad, defeating Borna Gojo and upsetting second seed Lorenzo Sonego. As a result he made his debut in the top 100 in the singles rankings on 7 April 2025. Ranked at a career-high of No. 92 at the 2025 Italian Open, Kopriva qualified for the main draw and defeated Quentin Halys recording his first Masters win. Next he upset 32nd seed Sebastián Báez to reach a Masters third round for the first time in his career. Kopà Âiva made his main draw debut at 2025 French Open and scored his first win at major against Thiago Monteiro before losing to Daniel Altmaier. Kopà Âiva lost in the opening round at 2025 Wimbledon Championships and 2025 US Open, where he lost to world No. 1 Jannik Sinner.
Kopà Âiva entered 2026 Australian Open directly for the first time in his career and scored his first at this Major in the first round against Jan-Lennard Struff in a five sets battle, before losing to ninth seed Taylor Fritz in straight sets.
Kopà Âiva traveled to South America for Golden Swing for the very first time and reached two consecutive tour-level quarterfinals for the first time in his career. At the 2026 Argentina Open he defeated Alex Barrena and eight seed Matteo Berrettini, before losing to top seed and eventual champion Francisco Cerúndolo. At the 2026 Rio Open he defeated Gustavo Heide, Román Andrés Burruchaga and another Argentinian, Juan Manuel Cerundolo, to reach a semifinal at the ATP 500-level for the first time and only his second time at the tour-level (since 2021). His run was ended in semifinals by eventual champion Tomás MartÃÂn Etcheverry.
Kopà Âiva has a record against players who were, at the time the match was played, ranked in the top 10.