Tom Okker, Dutch tennis player and painter
Thomas Samuel Okker (nicknamed "the Flying Dutchman"; born 22 February 1944) is a Dutch former tennis player who was active from the mid-1960s until 1980. He won the 1973 French Open Doubles, the 1976 US Open Doubles, and two gold medals at the 1965 Maccabiah Games. He was ranked among the world's top-ten singles players for seven consecutive years, 1968–74, reaching a career high of world No. 3 in 1974. He also was ranked world No. 1 in doubles in 1969.