Bob Ctvrtlik
（重定向自Ctvrtlik）
Robert Jan Ctvrtlik (/stəˈvɜːrtlɪk/; born July 8, 1963 in Long Beach, California) is an American volleyball player, Olympic gold medalist, businessman and former member of the International Olympic Committee. Ctvrtlik is a 1985 graduate of Pepperdine University.