Around the world, Clausa (Clause 
, Clausa 
, Clus 
) is a rare unisex first name. The given name Clausa is habitual in the Democratic Republic of the Congo, where it is a rare unisex name, Tanzania, where it is a very rare boy's name, and Brazil, where it is a very rare female name. More frequently, Clausa is the last name as well as the forename.