Cognomen Sestra (Sestra 
, Сестра 
) , in the entire world, is a rare last name. The last name Sestra is habitual in Serbia, where it is quite a rare surname, North Macedonia, where it is a rare surname, and Czechia. Measured by absolute frequency, the name is most common in Serbia, Indonesia, and Czechia. Also, Sestra is the forename as well as the last name.