Cognomen Irineo (Irineo 
) , around the globe, is a common surname. The family name Irineo is habitual in Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Nicaragua, where it is quite a rare surname, and Honduras, where it is a rare surname. In absolute terms, this name is the most popular in Mexico, Spain, and Philippines. Likewise, Irineo is the forename as well as the last name.