All around the world, Биргитта (Birgitta 
, Биргитта 
) is a common girly forename. The forename Биргитта is habitual in Sweden, where it is quite a common girly name, Iceland, and Germany, where it is quite a rare girly name. In absolute terms, it is commonest in Sweden, Germany, and Indonesia. Very seldom, Биргитта is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Birgitta | Germany, Sweden, Indonesia, Finland, United States |
| Биргитта | Russia |
Birgit, Birgitt, Birgitte, Birguitta, Brigida, Brigita, Brigitta, Brigitte, Briitta, Brita, Britha, Britta, Brižita, Brygida, Brígida, Piritta, Pirjo, Pirkko, Биргит, Бригида, Бригитта, Бриджит, Брижит, Брижитт, Брита, Бритта, Пиркко, בירגיט, בריז'יט, בריטה, بريجيت, and 碧姬