The Men's Singles champion at the 2012 Australian Open was Novak Djokovic.
The Australian Open Men's Singles in 1981 was won by Johan Kriek, who beat Steve Denton in the final.
There are many, many tennis tournaments every year. There are four major tournaments - 3 of which (the Australian Open, French Open and Wimbledon) have a women's singles champion. The US Open is not held until August/September. Australian Open Women's Champion - Victoria Azarenka French Open Women's Champion - Maria Sharapova Wimbledon Women's Champion - Serena Williams
Bjorn Borg was the Men's Singles Champion at the French Open in each year between 1978 and 1981.
Kim Clijsters (BEL)