After starting to date in Miami early in the 2008 season, Gael Monfils and Dominika Cibulkova made frequent attempts to support the other by attending matches.
When Andre Agassi and Steffi Graf became surprise champions at the 1999 French Open, both were just recently coming off long relationships. Jimmy Connors and Chris Evert coupled up on and off the court, as the two occasionally played mixed doubles together.
After a two-year marriage to Brooke Shields, Agassi's divorce had been finalized in April of that year, and Graf's seven-year relationship with German race car driver Michael Bartels had fizzled. Interest in the two peaked at Wimbledon at 1974, when both won the singles championships. They subsequently became re-engaged, but separated for good in 1976.
Within months, both of their rankings had improved.
Capriati won the 2001 Australian Open and claimed the No. Showing great chemistry on the court en route to winning the mixed doubles title at Wimbledon in 2007, Jelena Jankovic and Jamie Murray set tongues wagging about whether or that connection was continued off the court.