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Cloyd Boyer (1927-2021), former right-handed pitcher and pitching coach in Major League Baseball •
Cloyd Head (1886–1969), Chicago playwright and theatrical director born in Oak Park, Illinois •
Cloyd H. Marvin (1889–1969), longest serving president of George Washington University, and the then-youngest American university president •
Cloyd A. Porter (born 1935), former member of the Wisconsin State Assembly •
Cloyd (surname), a surname carried by some families from the Clwyd area, and by some descendants of the
MacLeod clan. == Other uses ==