Meaning and name origin
Allegra \a-lleg-ra, all(e)-gra\ as a girl's name is pronounced ah-LAY-grah. It is of Italian origin, and the meaning of Allegra is "gay and jaunty". The musical term "allegro" means "quickly, with a happy air". May have been originally coined as the name of Byron's illegitimate daughter in the 19th century. Ballerina Allegra Kent.
Allegra is a somewhat popular first name for females (#2596 out of 4276, Top 61%) and also a somewhat popular surname or last name for all people (#66094 out of 88799, Top 74%) (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Allegra and its variant forms. The only popular variation form ranked in the Top 1000/100 is Allie (#257). (2014 statistics).