Federer holds the record for the most number of weeks at the top spot in the world ranking, with 302 weeks. He also holds the record for most weeks at the top spot in a row, with 237 weeks. Many experts believe that Federer is the greatest tennis player of all time. He has won 19 Grand Slam singles titles: five at the Australian Open (2004, 2006, 2007, 2010 and 2017), one at the French Open (2009), eight at Wimbledon (2003 to 2007, 2009, 2012 and 2017) and five at the U.S. Open (2004 to 2008). In 2007, he equalled the record for the most titles in a row (five) at Wimbledon set by Björn Borg. He won a gold medal at the 2008 Summer Olympics and a silver medal at the 2012 Summer Olympics.
Federer's first language is Swiss-German and he speaks English, German and French very well. He also speaks some Swedish and Italian. His wife is former tennis player Mirka Vavrinec. After Wimbledon 2009, he became a father of twin girls who were named Charlene Riva and Myla Rose. In May 2014 he became a father again, to twin boys named Leo and Lenny.