Tennis
Jelena Ostapenko
Latvian tennis player and 2017 French Open champion
2 sourced records. Each exercise has a top recorded mark and its evidence. Check the date, age, effort and method before you compare.
Jelena Ostapenko Serve speed
Jelena Ostapenko's recorded Serve speed is 173 km/h. Performance date: 2026-01-20. Age at the time: 28. This was a competition result. The source at prod-scores-api.ausopen.com gives this mark. Source type: official result.
2026 Australian Open, 1st Round, vs Rebecca Sramkova · 1st Round; fastest serve in this match
Source quote and limits
“"teamB":{"primary":173,"secondary":"107 mph","subscript":"kmh"”
The official AO match-centre JSON gives the match date and both player identities. In stats.key_stats, set All, Fastest serve, teamB.primary is 173 and subscript is kmh. teamB corresponds to teams[1], Jelena Ostapenko. This is one measured serve, the match maximum; averages and set-level duplicate maxima are excluded. Human-readable match page: https://ausopen.com/match/2026-rebecca-sramkova-vs-jelena-ostapenko-ws144. The response was saved on 2026-10-26; this API path has no season segment.
| Date | Competition / season and method | Value | Unit | Source |
|---|---|---|---|---|
| 2026-01-22age 28 | 2026 Australian Open, 2nd Round, vs Xinyu WangTennis serve speed | 169 | km/h | prod-scores-api.ausopen.comEvidenceOfficial result; Competition; performance date 2026-01-22. Australian Open official match statistics: Xinyu Wang vs Jelena Ostapenko (2026-01-22) 2nd Round; fastest serve in this match “"teamB":{"primary":169,"secondary":"105 mph","subscript":"kmh"” The official AO match-centre JSON gives the match date and both player identities. In stats.key_stats, set All, Fastest serve, teamB.primary is 169 and subscript is kmh. teamB corresponds to teams[1], Jelena Ostapenko. This is one measured serve, the match maximum; averages and set-level duplicate maxima are excluded. Human-readable match page: https://ausopen.com/match/2026-xinyu-wang-vs-jelena-ostapenko-ws222. The response was saved on 2026-10-26; this API path has no season segment. |
| 2026-01-20age 28 | 2026 Australian Open, 1st Round, vs Rebecca SramkovaTennis serve speed | 173 | km/h | prod-scores-api.ausopen.comEvidenceOfficial result; Competition; performance date 2026-01-20. Australian Open official match statistics: Rebecca Sramkova vs Jelena Ostapenko (2026-01-20) 1st Round; fastest serve in this match “"teamB":{"primary":173,"secondary":"107 mph","subscript":"kmh"” The official AO match-centre JSON gives the match date and both player identities. In stats.key_stats, set All, Fastest serve, teamB.primary is 173 and subscript is kmh. teamB corresponds to teams[1], Jelena Ostapenko. This is one measured serve, the match maximum; averages and set-level duplicate maxima are excluded. Human-readable match page: https://ausopen.com/match/2026-rebecca-sramkova-vs-jelena-ostapenko-ws144. The response was saved on 2026-10-26; this API path has no season segment. |
Photo: si.robi, CC BY-SA 2.0, via Wikimedia Commons. Cropped.