Who is the shortest male professional tennis player?

Yayuk Basuki (Indonesia). Height 1.64 m (5 ft 4+1⁄2 in) Weight 56 kg (120 lb)
Yayuk Basuki (born November 30 1970, in Yogyakarta, Indonesia) is a professional tennis player from Indonesia. She is the highest-ever ranked tennis player from Indonesia, having reached #19 in the Women's Tennis Association rankings in October 1997.