Shelley is an English given name derived from a surname that originated as a place name, meaning "clearing on a bank" or "meadow's edge" in Old English. The surname refers to settlements in Essex, Suffolk, and Yorkshire where a wood or clearing existed beside a ledge or hillside. Historically, Shelley was a masculine name or a surname, but after the 1940s it gained popularity as a feminine given name, following a trend similar to other surnames-turned-first-names such as Courtney and Ashley. Etymology and Origin The name comes from Old English elements scylf ("shelf, ledge, bank") and lēah ("clearing, meadow"). This refers to a clearing on a bank or a shelf-like hillside. It is a habitational surname for families from places called Shelley in various English counties. Notable Bearers The surname Shelley is famously associated with the Romantic poet Percy Bysshe Shelley (1792–1822), known for works such as Ozymandias and Adonais, and his wife Mary Shelley (1797–1851), author of Frankenstein. These literary figures contributed to the name's cultural prestige. As a given name, Shelley has been used for various notable individuals, including actress Shelley Duvall and singer Shelley Fabares. Cultural Significance The spelling Shelley is featured in tile on the ceiling of the Library of Congress in Washington D.C., and it has been used as a variant of Shirley or a nickname for Michelle. The alternative spelling Shelly is common. The name enjoyed mid-20th-century popularity in English-speaking countries, especially the United States, reflecting the fashion for surname-derived given names. Variants and Forms Variants: Shelly Diminutives: Shell Meaning: "clearing on a bank" Origin: Old English (place name and surname) Type: Surname transferred to given name Usage regions: Primarily English-speaking countries (UK, US, Canada, Australia)