Italian, Galician and Portuguese short form of masculine names that start with Vald- (such as Valdemaro and Valdemiro) or end in -valdo (such as Osvaldo). So, in other words, this name is the Italian and Portuguese form of Waldo 2.Known bearers of this name include the retired Brazilian soccer player Valdo Cândido de Oliveira Filho (b. 1964) and the Italian politican and author Valdo Spini (b. 1946).