Stanley Roger "Stan" Smith (born 1946) is a former World No. 1 American tennis player & two time Grand Slam singles champion who also, with his partner Bob Lutz, formed one of the most successful doubles teams of all time. Smith won the first year end championship Masters Grand Prix title. Smith's two major singles titles were the 1971 US Open (over Jan Kodeš in the final), & 1972 Wimbledon (over Ilie Năstase in the final). In 1972, he was the year-ending World No. 1 singles player.