In 2004, he became the top junior player in the world, winning the Boys' title at Wimbledon, the French Open, and the Australian Open in the same year. He began his professional career in 2004, and, as of 2014, has amassed a 300-178 singles record. Monfils was named the ATP Newcomer of the Year in 2005. Monfils has won eight ATP World Tour singles titles and been runner-up twenty times in ATP Tour tournaments. He has reached at least one ATP World Tour singles final and scored at least one singles win against a Top 10 player every year since 2005. Monfils has appeared in the semifinals of the French Open once, in 2008, and the quarterfinals of the U.S. Open in 2010. He has yet to advance beyond the third round in Wimbledon or the fourth round of the Australian Open. He played in the 2008 Olympics as a singles player. Monfils has a 19-60 career record in doubles, never making it past the second round in any Grand Slam tournament.