Janitta is of Scandinavian origin, derived from the Old Norse personal name "Jónína", which was itself inspired by the Latin name "Johannes". This name was popular during the Viking Age and has since been used in various forms across Northern Europe. In many languages, Janitta's variants include Janina, Jonita, and Jonna. It is a unisex name but is more commonly associated with females.
"Janitta is a unique name with six individuals sharing it born annually in 1992."