Gender: Feminine
Origin: Swedish
Meaning: May defender; May careful.”

The name appeared in usage in Sweden around the 18th-century. It appears to be composed of the elements Maj (the month of May) and the suffix -vor, a common Norse element in many female names possibly being derived either from 1) vår (careful) or 2) warjar (defender).

The designated name-day in Sweden is June 8.