In all the world, Кусто (Kusto 
, Costeau 
, Cousteau 
) is a rare predominantly masculine, but very infrequently female given name. The first name Кусто is habitual in Romania, where it is a rare masculine name, and India, where it is a very rare predominantly male, but scarcely girly name. Also, Кусто is the last name as well as the forename.