Who is where in the summer of tennis

When and where to catch the world's best tennis players in Australia this summer.

Ash Barty and Alex De Minaur will be two Australians to watch during the summer of Tennis. Source: AAP

Roger Federer. Source: AAP

Hopman Cup, Perth Arena, December 29 - January 5

Format: mixed teams (men's singles, women's singles, mixed doubles)

Prize money: $1 million

Drawcards: Roger Federer, Alexander Zverev, Stefanos Tsitsipas, Matt Ebden, Serena Williams, Angelique Kerber, Ashleigh Barty, Garbine Muguruza

2018 champions: Switzerland (Roger Federer and Belinda Bencic)

Naomi Osaka. Source: AAP

Brisbane International, Queensland Tennis Centre, December 30 - January 6

Format: men's and women's singles and doubles

Prize money: $US1.59 million

Drawcards: Rafael Nadal, Andy Murray, Nick Kyrgios, Alex de Minaur, John Millman, Naomi Osaka, Sloane Stephens, Petra Kvitova, Daria Gavrilova, Samantha Stosur

2018 singles champions: Nick Kyrgios and Elina Svitolina

Mihaela Buzarnescu. Source: AAP

Hobart International, Domain Tennis Centre, Hobart, January 7-12

Format: women's singles and doubles

Prize money: $US250,000

Drawcards: Eugenie Bouchard, Mihaela Buzarnescu, Alize Cornet, Heather Watson, Mona Barthel

2018 singles champion: Elise Mertens

Stefanos Tsitsipas. Source: AAP

Sydney International, Olympic Park, January 6-12

Format: men's and women's singles and doubles

Prize money: $US1.41 million

Drawcards: Simona Halep, Angelique Kerber, Naomi Osaka, Sloane Stephens, Petra Kvitova, Karolina Pliskova, Ashleigh Barty, Garbine Muguruza, Daniil Medvedev, Kyle Edmund, Stefanos Tsitsipas, Alex de Minaur, Jo-Wilfried Tsonga, John Millman

2018 singles champions: Daniil Medvedev and Angelique Kerber

Nick Kyrgios. Source: AAP

FAST4 Showdown Australia, Qudos Bank Arena, Sydney, January 7

Format: exhibition men's singles and doubles

Drawcards: Rafael Nadal, Nick Kyrgios, Grigor Dimitrov, Milos Raonic

Victoria Azarenka. Source: AAP

World Tennis Challenge, Memorial Drive Tennis Centre, Adelaide, January 7-8

Format: men's and women's legends exhibition singles and doubles

Drawcards: Alexander Zverev, Borna Coric, Pat Cash, Henri Leconte, Victoria Azarenka, Coco Vandeweghe

Juan Martin Del Potro. Source: AAP

Kooyong Classic, Melbourne, January 8-10

Format: men's and women's exhibition singles

Drawcards: Juan Martin Del Potro, Kevin Anderson, Marin Cilic, Bernard Tomic, Richard Gasquet, Coco Vandeweghe, Peng Shuai

2018 champions: Pablo Carreno Busta and Belinida Bencic

Novak Djokovic. Source: AAP

Australian Open, Melbourne Park, January 14-27

Format: men's singles and doubles, women's singles and doubles, mixed doubles

Prize money: $60.5 million

Drawcards: Novak Djokovic, Rafael Nadal, Roger Federer, Alexander Zverev, Andy Murray, Alex de Minaur, Nick Kyrgios, John Millman, Serena Williams, Simona Halep, Angelique Kerber, Caroline Wozniacki, Naomi Osaka, Ashleigh Barty, Samantha Stosur, Daria Gavrilova

2018 champions: Roger Federer and Caroline Wozniacki