What does the name Betsy mean? The meaning of the name Betsy is God Is My Oath. The origin of the name Betsy is English. This is the culture in which the name originated, or in the case of a word, the language.
Alternate spellings: Betsey
People who like the name Betsy also like: Amelia
, Eloise Henry
Name Notes: Diminutive form of Elizabeth. Betsy Ross, seamstress of the first U.S. flag.