Cognomen سيميوني (Simeone 
, Simione , Simioni ) , in the entire world, is a common surname. The cognomen سيميوني is habitual in Italy, where it is quite a common surname, Lesotho, where it is quite a rare surname, and Argentina. Measured by absolute frequency, it is commonest in Italy, Brazil, and the United States. Very seldom, سيميوني is the forename as well as the last name.