Player Profiles

(1) Roger Federer

Federer: Reduced to tears last year
Age: 29
Nationality: Swiss
Became Pro: 1998
Height: 1.85

Federer is eyeing revenge and a staggering 16th Grand Slam singles title with victory in Melbourne.
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(2) Rafael Nadal

Nadal: Defending champion
Age: 24
Nationality: Spanish
Became Pro: 2001
Height: 1.85

After a 2009 season blighted by injury, the reigning champion returns Down Under with a point to prove.
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(3) Novak Djokovic

Djokovic: Winner in 2008
Age: 23
Nationality: Serbian
Became Pro: 2003
Height: 1.90

2008 champion Novak Djokovic returns Down Under as one of the most in-form players on the ATP circuit.
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(5) Andy Murray

Murray: British hope
Age: 23
Nationality: British
Became Pro: 2005
Height: 1.91

The British star will be looking to break his Grand Slam duck Down Under after a fine 2009 campaign.
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(5) Jo-Wilfried Tsonga

(5) Jo-Wilfried Tsonga
Age: 25
Nationality: French
Became Pro: 2004
Height: 1.88

Last year's surprise runner-up is back for more after a breakthrough year in 2008.
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(6) Gilles Simon

(6) Gilles Simon
Age: 26
Nationality: French
Became Pro: 2002
Height: 1.81

Comeback kid Simon enjoyed a superb 2008 and will now look to continue in the same vein.
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(8) Juan Martin Del Potro

(8) Juan Martin Del Potro
Age: 22
Nationality: Argentinian
Became Pro: 2005
Height: 1.98

The Argentine surged up the rankings in the second half of 2008 to break into the world's top 10.
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(9) James Blake

(9) James Blake
Age: 31
Nationality: American
Became Pro: 1999
Height: 1.85

A top hardcourt performer, Blake should go well if, as expected, the plexicushion surface quickens up this year.
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(10) David Nalbandian

(10) David Nalbandian
Age: 29
Nationality: Argentinian
Became Pro: 2000
Height: 1.80

The Argentine is a renowned fighter who reached the Australian Open semi-finals back in 2006.
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(11) David Ferrer

(11) David Ferrer
Age: 28
Nationality: Spanish
Became Pro: 2000
Height: 1.75

The Spanish Davis Cup winner will be looking to put a poor end to 2008 behind him.
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(12) Gael Monfils

(12) Gael Monfils
Age: 24
Nationality: French
Became Pro: 2004
Height: 1.93

Talented Frenchman for whom consistency appears the biggest obstacle to him becoming a real star.
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(13) Fernando Gonzalez

(13) Fernando Gonzalez
Age: 30
Nationality: Chilean
Became Pro: 1999
Height: 1.83

The Chilean lit up this tournament in 2007 with his run to the final. Can he do it again?
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(14) Fernando Verdasco

(14) Fernando Verdasco
Age: 27
Nationality: Spanish
Became Pro: 2001
Height: 1.88

The Spaniard will be out to improve on an awful record at Melbourne Park - and has the form to do so.
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(15) Stanislas Wawrinka

(15) Stanislas Wawrinka
Age: 25
Nationality: Swiss
Became Pro: 2002
Height: 1.83

The Swiss won doubles gold at the Beijing Olympics, but has not done well Down Under before.
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Experts & Blogs

Barry Cowan

Grand designs

You can't dismiss Novak Djokovic's chances of winning all four of this year's Slams, says Barry Cowan.

Barry Cowan

Formidable challenge

The hard work starts now for Andy Murray, says Barry Cowan, as the top four clash in Melbourne.