Serena's Grand Slam titles
Serena Williams' 21 Grand Slam titles ahead of her Australian Open final against Angelique Kerber on Saturday, when she will attempt to equal Steffi Graf's Open-era record of 22:
Australian Open (2015, 2010, 2009, 2007, 2005, 2003)
French Open (2015, 2013, 2002)
Wimbledon (2015, 2012, 2010, 2009, 2003, 2002)
US Open (2014, 2013, 2012, 2008, 2002, 1999)