Elsey is a variant of Elsie, a Scottish diminutive of Elizabeth, ultimately from Hebrew meaning God is my oath.
Elsey is a warm, vintage-feeling variant of Elsie, which itself developed as a Scottish diminutive of Elizabeth — one of the most consequential names in Western history. Elizabeth derives from the Hebrew Elisheba, meaning "my God is an oath" or "my God is abundance," borne by the wife of Aaron in the Book of Exodus and by the mother of John the Baptist in the New Testament.
Through centuries of royal and religious use, Elizabeth became one of the most widely distributed names across European cultures, and its diminutives — Eliza, Elsie, Ellie, Bess, Betty — spread with it. Elsie was particularly popular in the late Victorian and Edwardian eras, carried by the beloved fictional character Elsie Dinsmore (the pious heroine of a long-running American novel series from 1867 onward) and later by Elsie the Borden cow, whose wholesome dairy advertising made the name a fixture of mid-20th-century American domestic culture. The -ey spelling of Elsey gives the name a slightly more antique or regional feel, echoing the orthographic conventions of older English and Scottish naming where -ey and -ie endings were used interchangeably.
In the contemporary naming landscape, Elsey benefits from the sustained revival of Victorian and Edwardian short names — names like Elsie, Evie, Rosie, and Millie that feel simultaneously old-fashioned and fresh. Elsey stands out within that cohort through its slightly unusual spelling, which makes it distinctive without straying far from its comforting, familiar sound.