Taisei Ichikawa
| Native name | 市川泰誠 |
|---|---|
| Country (sports) | Japan |
| Born | 21 December 2000 Osaka, Japan |
| Height | 1.80 m (5 ft 11 in) |
| Plays | Left-handed (two-handed backhand) |
| Prize money | $77,026 |
| Singles | |
| Career record | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 0 |
| Highest ranking | No. 636 (27 January 2025) |
| Current ranking | No. 757 (1 December 2025) |
| Doubles | |
| Career record | 0–1 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 3 ITF |
| Highest ranking | No. 266 (1 December 2025) |
| Current ranking | No. 266 (1 December 2025) |
| Last updated on: 1 December 2025. | |
Taisei Ichikawa (市川泰誠, born 21 December 2000) is a Japanese tennis player.
Ichikawa has a career high ATP singles ranking of world No. 636 achieved on 27 January 2025 and a career high ATP doubles ranking of No. 266 achieved on 1 December 2025.[1]
Ichikawa made his ATP main draw debut at the 2023 Japan Open Tennis Championships after qualifying for the doubles main draw with Masamichi Imamura.
ATP Challenger and ITF Futures/World Tennis Tour Finals
Singles: 1 (0–1)
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| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Dec 2023 | M15 Yanagawa, Japan | World Tennis Tour | Hard | Hikaru Shiraishi | 3–6, 6–2, 1–6 |