Kil is a surname, and may refer to:

Ayşe Kil (born 1972), Turkish sport shooter; Chosil Kil (born 1975), South Korean artist; Pelle Kil (born 1971), Dutch cyclist; Kil Sŏnju (1869–1935), Korean Presbyterian minister; Kil Son-hui (born 1986), North Korean footballer.

See also Kile (surname)