Surname トリオ (Torio 
, トリオ ) , around the globe, is a common family name. The cognomen トリオ is characteristic of Philippines, where it is quite a common surname, Macao, where it is quite a rare surname, and United Arab Emirates. Measured by absolute frequency, it is commonest in Philippines, the United States, and United Arab Emirates. Very seldom, トリオ is the forename as well as the last name.