15-love: Top tennis romances

Story highlights

CNN World Sport selects the top 15 romances involving the stars of tennis

Rich history of tennis love-matches over the sport's long history

Major champions Andre Agassi and Steffi Graf still together after 10 years of marriage

Caroline Wozniacki and Rory McIlroy -- known as "Wozilroy" -- recently started dating

CNN  — 

The life of a tennis professional is tough, but the rewards are plentiful – and not just in a financial sense.

The long trawl around the globe on both the men’s and women’s tours has often been a breeding ground for blossoming courtships, as lovestruck couples decide it is game, set and match while gazing at the figure on the opposite baseline.

With Valentine’s Day upon us, CNN World Sport charts the 15 top romances involving the stars of tennis in the gallery above. If you disagree, or think we’ve missed any out, let us know in the comments section below the story.

Who could forget the enduring romance of Andre Agassi and Steffi Graf, both multiple grand slam winners, whose love was reputedly cemented at the 1999 French Open champions’ ball and is still going strong after 10 years of marriage?