Hyundai Hopman Cup XIII, Burswood Dome, Perth, January 1-8. Format: mixed teams (men’s singles, women’s singles, mixed doubles). Prize money: $1 million.
Drawcards: Justine Henin, Ana Ivanovic, Francesca Schiavone, Alicia Molik, Novak Djokovic, Andy Murray, Lleyton Hewitt
2010 champions: Spain (Maria Jose Martinez Sanchez and Tommy Robredo)
Brisbane International, Queensland Tennis Centre, January 2-9
Format: women’s and men’s singles and doubles
Prize money: $US592,500 ($A600,000)
Drawcards: Samantha Stosur, Jelena Dokic, Jarmila Groth, Andy Roddick, Robin Soderling, Fernando Verdasco
2010 champions: Kim Clijsters and Andy Roddick
Moorilla Hobart International, Domain Tennis Centre, January 7-15
Format: women’s singles and doubles
Prize money: $US220,000 ($A222,000)
Drawcards: Dinara Safina, Marion Bartoli, Alicia Molik, Anna Chakvetadze, Kimiko Date-Krumm, Alona Bondarenko
2010 champion: Alona Bondarenko
Medibank Sydney International, Olympic Park, January 9-15
Format: women’s and men’s singles and doubles
Prize money: $US990,500 ($A998,500)
Drawcards: Caroline Wozniacki, Kim Clijsters, Samantha Stosur, Vera Zvonareva, Victoria Azarenka, Jelena Jankovic, Ana Ivanovic, Juan Martin Del Potro, Marcos Baghdatis
2010 champions: Elena Dementieva and Marcos Baghdatis
AAMI Kooyong Classic, Melbourne, January 12-15
Format: men’s exhibition singles
Prize money: N/A
Drawcards: Lleyton Hewitt, Tomas Berdych, Robin Soderling, Fernando Verdasco, Jo-Wilfried Tsonga, Gael Monfils, Nikolay Davydenko
2010 champion: Fernando Verdasco
Australian Open, Melbourne Park, January 17-30
Format: women’s and men’s singles and doubles, mixed doubles
Prize money: $25 million
Drawcards: Caroline Wozniacki, Kim Clijsters, Justine Henin, Venus Williams, Samantha Stosur, Maria Sharapova, Vera Zvonareva, Roger Federer, Rafael Nadal, Novak Djokovic, Andy Murray, Robin Soderling, Andy Roddick, Lleyton Hewitt
2010 champions: Serena Williams and Roger Federer