Worldwide, ヨアン (Ioan 
, Yoan 
, Yoann 
, among others...) is a widespread boy's first name. The forename ヨアン is habitual in Greece, where it is a widespread masculine name, Romania, and Andorra, where it is quite a common male name (explore the name in all countries). In absolute terms, it is commonest in Romania, Greece, and France. Much less frequently, ヨアン is the last name as well as the forename.