For Serena Williams and Caroline Wozniacki, there is a time for friendship and a time for business, and business does not get much more serious than a Grand Slam final.
Seven-time champion Williams had been bidding to claim a record-equalling 24th Grand Slam crown but made too many errors as Kerber ran out a comfortable winner in the final.
Serena Williams said on Thursday she is treating the upcoming US Open just like any other, even though she is well aware of the historical impact the year's final Grand Slam may have.
Serena Williams is third on the list of female Grand Slam title winners. She is one of only five women, after Maureen Connolly, Margaret Court, Martina Navratilova and Steffi Graf, to hold all four Grand Slam titles at same time.
Australian great Margaret Court won 24 grand slam singles titles, one ahead of American Williams, who confirmed she was pregnant on Wednesday and will sit out the rest of the season.
American Serena Williams won her seventh Wimbledon singles crown, and equalled the professional era record of 22 grand slam titles, with a 7-5, 6-3 victory over Germany's Angelique Kerber on Saturday:
"I prayed hard. Prayers not to win but for strength. All glory to God," the World No 1 said.
The older Serena Williams gets, the more dominant she becomes. At 33, an age when most players start to fade, her grip on women's tennis looks as secure as ever.
List of Australian Open women's singles champions since the event began in 1922 (Australian unless stated):
It was Kristyna's first win over a top-five ranked player and she will go on to play fellow Czech Barbora Strycova in the quarter-finals.
Venus Williams and CoCo Vandeweghe won the opening singles matches to give holders the United States a commanding 2-0 lead in their Fed Cup World Group opener against the Netherlands in Asheville, North Carolina on Saturday.
With Serena Williams vying to safeguard her World No 1 ranking and Djokovic fighting off a wrist injury, expect to see a few surprises at the fourth and final Grand Slam of the year
World No 1 Novak Djokovic added to the sexism row, saying male tennis players should earn more money than their female counterparts as more people watch their matches.
List of Wimbledon women's singles champions:
List of Australian Open women's singles champions since the event began in 1922 (Australian unless stated):
A quick guide into the life of Serena Williams, the GOAT - The Greatest of All Time!
'The one match I would really like to watch would be Williams versus Djokovic.'
Andy Murray may have a dismal record in the Australian Open final, but he is not the only tennis star to come up short at the majors.
Dhruv Munjal insists that women's tennis needs a golden generation, one that can make matches competitive and viewing more riveting.
The Swiss great is looking to win a 102nd tour-level trophy and move closer to Jimmy Connors' record of 109.
Serena Williams and friend Caroline Wozniacki arranged a get-together in the US Open women's final, winning their Friday semi-finals in contrasting fashion on a stifling hot, humid day at Flushing Meadows.
Factbox on American Serena Williams, who plays sister Venus in the final of the Australian Open on Saturday.
Following Serena Williams's win over Angelique Kerber for her 7th Wimbledon crown, here is a list of Wimbledon women's singles champions since 1922:
List of Wimbledon women's singles champions:
Following Serena Williams's 19th Grand Slam title, here is the list of Australian Open women's singles champions since the event began in 1922 (Australian unless stated)
Playing tennis professionally can be difficult physically, mentally and emotionally. But the tennis courts have often been the venue for for blossoming romance as love-struck couples decide it is game, set and match.
On the occasion of Chinese New Year, we bring you a look at what 2015, the Year of the Sheep has in store for you!
