Around the world, Estena (Estena 
) is a very rare largely feminine, but seldom boy's forename. The given name Estena is habitual in Philippines, where it is a very rare feminine name, the United States, where it is an extremely rare largely female, but infrequently male name, and India, where it is an extremely rare gender-neutral name. Also, Estena is the last name as well as the forename.