Seita Watanabe is a professional tennis player from Japan, born 25 December 2000. The Japanese competes on the ATP Tour and plays right-handed. Watanabe stands 180 cm (5 ft 11 in) tall.
This page tracks Seita Watanabe's upcoming schedule, latest results, recent form and surface record, with each match linking through to a detailed head-to-head and pre-match analysis. Scores update live as matches are played.
Rankings
Trends
Watanabe has won 10 of the last 30 first sets
33%Watanabe has won 6 of 13 deciding sets
46%Ranking Projection
Trajectory from our weekly snapshots. Defending— points dropping in the next ~12 weeks (last year's results at the same events). Win … — points gained by winning the round they're currently in. Expected — most likely landing rank from our draw model (Elo over the bracket). ATP points table.
Career highs
Ranking trajectory from our weekly snapshots (last ~12 months); peak rating and longest tour-level win streak from our match records. Umpiry rank is the player’s position by our rating — the arrow shows how many spots that is above (▲) or below (▼) their official ranking.
2026 season form
0–1W–L0%
Recent surface record
Career record
12–29W–L
Career surface record
Recent results
Exhibitions & team events
Shown for completeness — not counted in form, surface, or career stats. 12 matches (exhibitions, Davis / Laver / United Cup).
More Japan players
Explore the rankings
Frequently asked questions
How tall is Seita Watanabe?
Seita Watanabe is 180 cm (5 ft 11 in) tall.
When was Seita Watanabe born?
Seita Watanabe was born on 25 December 2000 (25 years old).
Where is Seita Watanabe from?
Seita Watanabe is from Japan.
Is Seita Watanabe right or left-handed?
Seita Watanabe plays right-handed.