Last name Truno (Truno 
) , across the world, is a rare family name. The surname Truno is habitual in South-eastern Asia, particularly Philippines, where it is a rare surname, Indonesia, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Indonesia, Philippines, and India. More frequently, Truno is the forename as well as the last name.