Longest Olympic tennis match (male)
- Who
- Roger Federer, Juan Martin Del Potro
- What
- 4/26 hour(s):minute(s)
- Where
- United Kingdom (London,)
- When
- 03 August 2012
World number one Roger Federer (Switzerland) defeated Juan Martin Del Potro (Argentina) 3-6, 7-6, 19-17 in 4 hr 26 min in the men's singles semi-final at Wimbledon, London, UK, on 3 August 2012.
The previous record was set three days earlier, when Jo-Wilfried Tsonga (France) beat Milos Raonic (Canada) 6-3, 3-6, 25-23 in 3 hr 57 min on 31 July 2012.
The longest tennis match (singles or doubles) in Olympic history was the semi-final match between Simon Aspelin/Thomas Johansson (Sweden) and Arnaud Clement/Michael Llodra (France) at Beijing 2008, a match won by the Swedes 7-6, 4-6, 19-17 in 4 hr 44 min on 15 August 2008.
The 36-game third set lasted 2 hr 43 min (but neither are Olympic records).
Despite winning 17 Grand Slam titles, Federer is now guaranteed his first Olympic medal.