Australian Open Winner of most Singles titles

Men's:

Before 1969:

Roy Emerson:1961, 1963, 1964, 1965, 1966, 1967

After 1968:

Andre Agassi:1995, 2000, 2001, 2003

Roger Federer:2004, 2006, 2007, 2010

Novak Djokovic:2008, 2011, 2012, 2013

Women:

Margaret Court:1960, 1961, 1962, 1963, 1964, 1965, 1966, 1969, 1970, 1971, 1973

Before 1969:1960, 1961, 1962, 1963, 1964, 1965, 1966

After 1968:

Serena Williams:2003, 2005, 2007, 2009, 2010