Meaning and name origin
Dellanira \d(e)-llani-ra, dell(a)-nira\ as a girl's name is of Spanish and Greek origin, and the meaning of Dellanira is "devastating, capable of great destruction". Dellanira is a variant of Deyanira (Spanish, Greek); greco-Roman mythology: the wife of Hercules, who managed to kill him by trickery.
Dellanira is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Dellanira and its source form. The only popular variation form ranked in the Top 1000/100 is Deyanira. (2014 statistics).