Meaning and name origin
Betty \b(et)-ty\ as a girl's name is pronounced BET-ee. It is of Dutch, English and Hebrew origin, and the meaning of Betty is "God is my oath". Pet form of Elizabeth. In the 17th century it was also used occasionally as a pet form of Beatrice. First became popular in the 18th century, and now appears most often in combination with other names: Betty Lou, Betty Ann, etc. Liza and Beth are now more likely choices as modern-day short forms. Actresses Betty Grable, Bette Davis; singer Bette Midler; First Lady Betty Ford.
Betty is a very popular first name for females (#14 out of 4276, Top 0%) and also a very popular surname or last name for all people (#13107 out of 88799, Top 15%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Betty for girls (2014 statistics).
Displayed below is a comparison of the popularity of the girl name Betty and its variant forms. Popular variation forms ranked in the Top 1000/100 are Elizabeth (#14), Beatrice (#601), Betsy, Bettie, Bettina, Bessie, Betty, Beth, Liza, Bette and Bess. (2014 statistics).
Betty is also pronounced similarly to Beata, Beta, Bettye and Bitta. Other suggested similar baby names are Beate, Berty, Bet, Betha, Bethy, Betia, Betts, Hetty, Letty, Netty and Tetty. These names tend to be less commonly used than Betty.