Here's a look at what you need to know about the Australian Open, one of four competitions that make up the "Grand Slam" in professional tennis. The other three are Wimbledon, the French Open, and the U.S. Open.
January 14-January 27, 2013 - The Australian Open takes place at Melbourne Park.
2013 Results: Novak Djokovic of Serbia defeats Andy Murray of Great Britain in the men's final.
Victoria Azarenka of Belarus defeats Na Li of China in the women's final.
Other Facts: Youngest winners - Men's singles, Ken Rosewall (18) - Women's singles, Martina Hingis (16)
Oldest winners - Men's singles, Ken Rosewall (37) - Women's singles, Thelma Long (35), Men's doubles, Norman Brookes (46
Most successive singles wins - Roy Emerson (five) 1963-1967 and Margaret Court (seven) 1960-1966.
Most singles titles overall - Roy Emerson (six) and Margaret Court (11).
Timeline: 1905 - The Australasian Championships are played in Melbourne.
1927 - The name is changed to the Australian Championships.
1954 - 35-year-old Thelma Long wins the Women's Singles Championship, becoming the oldest female to do so.
1969 - The name is changed to the Australian Open.
1972 - 37-year old Ken Rosewall wins the Men's Singles Champions, becoming the oldest male player to win the Australian Open. He also holds the record for youngest champion, winning at age 18 in 1953.
2003 - The Australian Open begins billing itself as the "Grand Slam of Asia/Pacific."