Lleyton Hewitt: Retrospective

2001: Lleyton Hewitt of Australia and Magnus Norman of Sweeden with their trophies after Hewitt defeated Norman in the final of the Adidas International at the Sydney International Tennis Centre. Photo: Adam Pretty/ALLSPORT

2001: Lleyton Hewitt of Australia in action against Jonas Bjorkman of Sweden during the first round of the Australian Open Tennis Championships. Lleyton Hewitt defeated Jonas Bjorkman. Photo: Adam Pretty/ALLSPORT

2001: Lleyton Hewitt at the trophy presentation after defeating Pete Sampras in the men's final match of the US Open. Photo: Ezra Shaw/Allsport

2001: Lleyton Hewitt celebrates his victory over Sabastien Grosjean of France with the Championship trophy after the Final of the Tennis Masters Cup in 2001. Photo: Nick Laham/ALLSPORT

2001: The Australian Davis Cup team, including Hewitt, pose with the Davis Cup. Photo: Nick Laham/ALLSPORT

2002: Lleyton Hewitt of Australia celebrates with the trophy after victory over Tim Henman of Great Britain in the Final of the Stella Artois Championship. Photo by Phil Cole/Getty Images

Wimbledon Champions Lleyton Hewitt of Australia and Serena Williams of the U.S. pose with their trophies. Photo by Clive Brunskill/Getty Images

2002: Lleyton Hewitt of Australia poses for photographers after his win over Juan Carlos Ferrero of Spain. Photo by Clive Brunskill/Getty Images

2003: James Blake and Serena Williams of the USA and Lleyton Hewitt and Alicia Molik of Australia pose for photographers after the 2002/2003 Hyundai Hopman Cup. Photo by Sean Garnsworthy/Getty Images

2003: Lleyton Hewitt returns a shot to Juan Carlos Ferrero of Spain during the US Open men's singles quarter-finals. Ferrero defeated Hewitt 4/6, 6/3, 7/6(5), 6/1. Photo by Alex Livesey/Getty Images

2003: Lleyton Hewitt in action against Roger Federer of Switzerland in the first reverse singles rubber during the Davis Cup Semi Final. Photo by Sean Garnsworthy/Getty Images

2003: Lleyton Hewitt of Australia kisses the trophy after Australia defeated Spain in the Davis Cup Final. Photo by Mark Dadswell/Getty Images

2004: Lleyton Hewitt of Australia poses with his trophy after winning the mens final against Juan Carlos Ferrero of Spain during the ABN AMRO 2004 World Tennis Tournament. Photo by Ian Walton/Getty Images

2004: Roger Federer received a hug from Lleyton Hewitt after winning the men's singles final at the US Open in New York. Photo by A. Messerschmidt/Getty Images

2004: Lleyton Hewitt loses to Roger Federer in the men's singles final at the US Open in New York. Photo by A. Messerschmidt/Getty Images

2005: Lleyon Hewitt is presented with an award for the most singles matches won in the Davis Cup. Photo by Robert Cianflone/Getty Images

2005: Lleyton Hewitt of Australia celebrates match point against Andy Roddick of the USA during day twelve of the Australian Open Grand Slam. Photo by Nick Laham/Getty Images

2005: Cherilyn Hewitt, Lleyton's mother (R), and Bec Cartwright, his now wife, watch his match against Roger Federer during the eleventh day of the Wimbledon Lawn Tennis Championship. Photo by Clive Brunskill/Getty Images

2006: Bec Cartwright, actress and wife of Lleyton Hewitt watches with daughter Mia during Day 7 of the Stella Artois Championships. Photo by Clive Rose/Getty Images

2007: Lleyton Hewitt of Australia plays a backhand during a training session at Rod Laver Arena ahead of the Australian Open. Photo by Kristian Dowling/Getty Images

2007: Lleyton Hewitt of Australia celebrates winning his first round match against Michael Russell of the USA on day two of the Australian Open. Photo by Cameron Spencer/Getty Images

2007: Lleyton Hewitt of Australia poses for photographers with the winner's trophy after defeating Jurgen Melzer of Austria during the final of the Tennis Channel Open. Photo by Matthew Stockman/Getty Images

2008: Lleyton Hewitt of Australia celebrates winning a point during his second round match against Denis Istomin of Uzbekistan on day four of the Australian Open. Photo by Clive Brunskill/Getty Images

2010: Lleyton Hewitt of Australia receives the fair play trophy during day three of the ARAG World Team Cup. Photo by Friedemann Vogel/Bongarts/Getty Images

2012: Lleyton Hewitt of Australia plays a forehand in his first round match against Janko Tipsarevic of Serbia during day one of the 2013 Australian Open. Photo by Scott Barbour/Getty Images

2012: Lleyton Hewitt of Australia kisses the winners trophy after winning his match against Juan Martín del Potro of Argentina during day four of the AAMI Classic at Kooyong. Photo by Scott Barbour/Getty Images

2012: Lleyton Hewitt of Australia poses with the winners trophy and his children Ava Hewitt, Cruz Hewitt and Mia Hewitt after winning his match against Juan Martín del Potro of Argentina at the AAMI Classic. Photo by Scott Barbour/Getty Images