Cognomen 百合子 (Yuriko 
, Miyamoto , 百合子 
) , worldwide, is a common surname. The cognomen 百合子 is habitual in Japan, where it is quite a rare surname, Mexico, and Brazil. Not in comparison with a country's population, this name is the most popular in Brazil, Japan, and the United States. More frequently, 百合子 is the forename as well as the last name.