Placido
Placido \p-laci-do, pl(a)-cido\ as a boy's name is of Spanish origin, and the meaning of Placido is "clam, serene". Made famous by opera celebrity Placido Domingo. Placido has 6 variant forms: Placedo, Placidus, Placijo, Placyd, Placydo and Plasedo. View a list of the 2 names that reference Placido.