Tennis

Venus Williams

American tennis player; seven Grand Slam singles titles including five at Wimbledon

3 sourced records. Each exercise has a top recorded mark and its evidence. Check the date, age, effort and method before you compare.

Venus Williams Serve speed

Venus Williams's recorded Serve speed is 129 mph. Performance date: 2007. Age at the time: 26–27. This was a competition result. The source at tennis.com gives this mark. Source type: news report. Confidence is medium.

2007 US Open · WTA player, age 27

Source quote and limits

“the third-fastest in US Open history behind Venus Williams (2007) and Alycia Parks (2021)—both of whom clocked in at 129 mph”

Coco Gauff revels in 128 mph serve, balances Serena watch schedule with US Open campaign (Tennis.com, 2022-08-31)

Secondhand mention in a 2022 article: the fastest US Open serve by a woman, at the 2007 US Open (August-September 2007). 129 mph = 207.6 km/h (converted).

Serve speed history. Methods and conditions can differ between records.
Date	Competition / season and method	Value	Unit	Source
2017age 36–37	US Open fastest serveServe speed	121	mph	wtatennis.com Evidence Official result; Competition; performance date 2017. Flushing the Numbers: Why the 2017 US Open is so memorable “121: Miles per hour on Venus' fastest serve, setting the top mark for the tournament.” Official tour summary of the 2017 US Open. Exact match date is not stated; tournament spans August and September.
2007age 26–27	2007 US OpenServe speed	129	mph	tennis.commedium confidence Evidence News report; Competition; performance date 2007. Coco Gauff revels in 128 mph serve, balances Serena watch schedule with US Open campaign (Tennis.com, 2022-08-31) WTA player, age 27 “the third-fastest in US Open history behind Venus Williams (2007) and Alycia Parks (2021)—both of whom clocked in at 129 mph” Secondhand mention in a 2022 article: the fastest US Open serve by a woman, at the 2007 US Open (August-September 2007). 129 mph = 207.6 km/h (converted).
2002-01age 21	Australian Open quarterfinal against Monica SelesServe speed	192	km/h	ausopen.commedium confidence Evidence News report; Competition; performance date 2002-01. AO Flashback: Seles vanquishes Venus in last great run “Venus is serving at 192km/h against Monica.” Tournament retrospective quotes commentator Andrew Petkovski on the 2002 quarterfinal. Source published 7 August 2025; event month is used.

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Photo: Hameltion, CC BY-SA 4.0, via Wikimedia Commons. Cropped.