Federer is playing the event for the 13th time, improving to 48-5 in the emirate where he keeps a training base. Federer won his 11th match since losing to Tomas Berdych in the 2013 semi-finals.
Jo-Wilfried Tsonga shrugged off the absence of his coach to defeat David Goffin 4-6, 6-4, 6-1 on Sunday and earn a first career title at the Rotterdam World Tennis tournament.
The 27-year-old will be chasing his 12th career title on Sunday and third on clay after triumphs in Barcelona in 2014 and 2015.
The French sixth seed will compete for his first title at the Ahoy stadium after finishing runner-up six years ago.
The 24-year-old Czech, seeded number two, took just under an hour and 20 minutes to end the former world number one`s hopes of a first success of 2017, breaking the Dane`s serve in the opening game and rarely looking back.
Mirza and Strycova defeat at the hands of USA`s Abigail Spears and Slovenia`s Katarina Srebotnik in a thrilling last-four clash that lasted an hour and 10 minutes.
Berdych has now reached the semi-finals in Rotterdam for a fourth time after also finishing runner-up to Stan Wawrinka in 2015.
The pair have met three times before, with Wozniacki winning on every occasion. However they have not met since 2014.
It was the second time this year that Kerber has lost to the 19-year-old Russian, after at the Sydney International last month.
Cilic, who had just one victory this year going into the Ahoy stadium tournament, improved to a perfect 3-0 over Coric.
In July 2014, the Telangana government had announced that Sania would be the state's Brand Ambassador, and gave her Rs one crore towards preparations for major tournaments
Isner defeats Japan`s Yoshihito Nishioka 4-6, 6-3, 6-4 to advance to the ATP Memphis Open quarter-finals.
The two went on to see a Brooklyn Nets NBA home game against Milwaukee.
SABR is a strategic stroke where the opponent charges towards the service box from the baseline, against his opponent's second serve, to create some pressure.
Becker, a three-times Wimbledon champion, said it was right that Sharapova was allowed to return to the sport and hopes her comeback will not cause problems in the locker room.