Björn Rune Borg (Swedish pronunciation: [bjœːɳ bɔrj]; born 6 June 1956) is a formerWorld No. 1 tennis player from Sweden. Between 1974 and 1981 he won 11 Grand Slam singles titles. He won five consecutive Wimbledon singles titles (a record shared with Roger Federer) and four consecutive French Open singles titles (a record shared with Rafael Nadal). He is considered to be one of the greatest tennis players of all time.