Tacy is an English diminutive of the English, German, Greek, and Russian name Anastasia.
Tacy is also a diminutive of the English name Tacita.
Tacy is not popular as a baby girl name. It is not in the top 1000 names. In 2018, within the family of girl names directly related to Tacy, Anastasia was the most popular.
† Pronunciation for Tacy: T as in "tee (T.IY)" ; EY as in "ate (EY.T)" ; S as in "see (S.IY)" ; IY as in "eat (IY.T)"