Cha Genealogy and Cha Family History Information

Cha is an uncommon family name in Korea. The Yeonan Cha clan is the only clan. The founding ancestor was Cha Hyo-jeon, son of Yu Cha-dal (10th century AD). Most of the clan’s members live in Gyeongsang province, Hwanghae province, or P'yŏngan province. In South Korea in 2000, there were 180,589 people named Cha.

Source: http://en.wikipedia.org/wiki/Cha_(Korean_name)