David Poljak
| Country (sports) | Czech Republic |
|---|---|
| Born | 17 May 1996 Ostrava, Czech Republic |
| Height | 1.88 m (6 ft 2 in) |
| Plays | Right-handed (two-handed backhand) |
| Prize money | $173,995 |
| Singles | |
| Career record | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 6 ITF |
| Highest ranking | No. 370 (21 March 2022) |
| Current ranking | No. 1,038 (23 February 2026) |
| Doubles | |
| Career record | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 1 Challenger, 19 ITF |
| Highest ranking | No. 172 (23 February 2026) |
| Current ranking | No. 172 (23 February 2026) |
| Last updated on: 23 February 2026. | |
David Poljak (born 17 May 1996) is a Czech tennis player.
Poljak has a career high ATP singles ranking of No. 370 achieved on 21 March 2022 and a career high ATP doubles ranking of No. 172 achieved on 23 February 2026.
Poljak scored couple of big wins in singles as he beat several former and future Top 50 players like Denis Istomin, Fabian Marozsan, Thomaz Bellucci, Andrey Golubev, Roman Safiullin, Flavio Cobolli, Illya Marchenko or grand slam doubles champions Andrea Vavassori and Sem Verbeek.
Poljak has won one ATP Challenger doubles title at the 2026 Tenerife Challenger II.