龜頭 or 亀頭, meaning "glans penis", may refer to:
Japanese surname Kitou Mantarou (亀頭 万太郎), fictional character in manga Kame Kitou Mantarou Ore to Monogatari by Noboru Rokuda Kwai Tau Leng (龜頭嶺), a village in Fanling, New Territories East of Hong Kong one of lemmas in Mandarin Chinese profanity 龜頭山, a transliterated place name for Kyauktaw Mountain, located in Myanmar, on Mao Kun map
See also