Tennis Player Profiles
(1) Novak Djokovic
The Serb will be hoping to rediscover his red-hot form at the Australian Open as he seeks a first Grand Slam in 2015.
(2) Roger Federer
The world No 2 will be determined to end his Grand Slam drought in Australia after battling back up the rankings.
(3) Rafa Nadal
Rafa Nadal lost last year's final but a win at the Australian Open would break Open era records.
(4) Stan Wawrinka
The defending champion will be targeting a repeat triumph in Australia after enjoying the best year of his career.
(5) Kei Nishikori
Japan's rising star will be setting his sights on another Grand Slam final appearance when he heads to Australia.
(6) Andy Murray
The Brit experienced a difficult 2014 but, towards the end of the year, showed signs of rediscovering his best form.
(7) Tomas Berdych
The Czech will resume his hunt for an elusive big victory in Australia after falling short in last year's tournament.
(8) Milos Raonic
The Canadian is one of the most exciting prospects in tennis and will be keen to make a big impact in Australia.
(9) David Ferrer
David Ferrer has reached the semi-finals of the Australia Open twice and will be hoping for another good run this year.
(10) Grigor Dimitrov
Dimitrov is at the forefront of a new generation of players looking to stamp their authority in 2015.