Caryl is both a given name and a surname. Notable people with the name include:
Given name:
Caryl Bagot, 6th Baron Bagot (1877-1961), Irish Guards officer
Caryl Brahms (1901-1982), English writer
Caryl Chessman (1921-1960), convicted robber and rapist
Caryl Churchill (born 1938), English dramatist
Caryl Kristensen (21st century), daytime talk show host
Caryl Manning (20th century), Canadian politician
Caryl Parker Haskins (1908-2001), scientist, author, inventor, and philanthropist
Caryl Phillips (born 1958), British writer
Caryl Righetti (born 1984), footballer
Surname:
Joseph Caryl (1602-1673), English theologian
Ronnie Caryl (20th century), guitarist