serenawilliams Tennis player who has won an Open Era record six women's singles titles at the Australian Open: 2 wds Tennis player of Nike commercials who has 39 Grand Slam titles: 2 wds She has the Open Era record of 23 Grand Slam singles titles, more than any woman or man: 2 wds One of two smashing siblings? Woman with seven Wimbledon wins Winner of the most Grand Slam singles titles in the Open Era