Lettie is a variant of the name Adelheid (Dutch, German, and Scandinavian) in the Dutch, English, and German languages.
Lettie is also a diminutive form of the name Alethea (English).
Lettie is also a diminutive form of the name Laetitia (English and French) in the English language.
Lettie is unusual as a baby name for girls. In 1900, 0.045% of baby girls were named Lettie. It ranked at #272 then. The baby name has since markedly dropped in popularity, and is today of very modest use. Among all girl names in its group, Lettie was nevertheless the most widely used in 2018.
† Pronunciation for Lettie: L as in "lay (L.EY)" ; EH as in "ebb (EH.B)" ; T as in "tee (T.IY)" ; IY as in "eat (IY.T)"