Ilie Nastase is a Romanian former professional tennis player who was active in the 1970s and 1980s. He is considered one of the greatest players of all time, having won two Grand Slam singles titles and four Grand Slam doubles titles. He was also ranked world No. 1 for a total of eight weeks in 1973. Nastase was known for his volatile temper and on-court antics, which often overshadowed his considerable talent.