Mother of pearl is a common name for nacre, a composite material formed by molluscs. Mother of pearl, also spelt mother-of-pearl, may also refer to:
Biology Catasetum pileatum, commonly known as mother of pearl flower Patania ruralis, commonly known as mother of pearl moth Two genera of butterflies: Protogoniomorpha, commonly known as mother-of-pearls Salamis (butterfly), commonly known as mother-of-pearls
Songs "Mother of Pearl", a song by Roxy Music from the album Stranded "Mother of Pearl", a song by Nellie McKay from the album Obligatory Villagers
Other uses Mother of Pearl (novel), a 1999 novel by Melinda Haynes Mother-of-pearl cloud, another name for a polar stratospheric cloud "Mother of Pearl" (Frankie Drake Mysteries), a 2017 television episode
See also Mother-of-pearl carving in Bethlehem, a traditional handicraft