All over the world, Vallo (Vallo 
, Валло 
, فالو 
) is quite a rare unisex first name. The given name Vallo is characteristic of Estonia, where it is quite a rare boy's name, India, where it is a rare gender-neutral name, and Italy, where it is a very rare largely masculine, but uncommonly female name. More prevalently, Vallo is the last name as well as the forename.