Chy or CHY may refer to:
Chynna Gilliam Phillips (born February 12, 1968) is an American singer and actress, better known for being a member of Wilson Phillips.
Chytridiomycosis is an infectious disease in amphibians, caused by the chytrid Batrachochytrium dendrobatidis, a nonhyphal zoosporic fungus.
Chytridiomycota is a division of zoosporic organisms in the kingdom Fungi, informally known as chytrids.
Chymosin /ˈkaɪməsᵻn/ or rennin /ˈrɛnᵻn/ is a protease found in rennet. It is an aspartic endopeptidase belongs to MEROPS A1 family.
Chyna Doll is the second studio album by American rapper Foxy Brown. It was released on January 26, 1999 by Violator Records and Def Jam Recordings.