Ha (Korean surname)
Ha is a Latin alphabet rendition of the Korean family name "하", also often spelled Hah or less commonly as Har. As of the South Korean census of 2000, there were 213,758 people by this name in South Korea, or roughly 0.5% of the population. Clans. The bon-gwan, or clan homes, of the three most representative clans include Jinju, Ganghwa, and Aneum, the present-day Hamyang. Jinju Ha clan is divided into Shirang branch (시랑공파, 侍郞公波) founded by Ha Gong-jin (하공진, 河拱辰), Sajik branch (사직공파, 司直公波) founded by and Ha Jin (하진, 河珍), and Dangye  branch (단계공파, 丹溪公波) founded by Ha Seong (하성, 河成). Although the three branches seemed to have shared the single common ancestor at one point at least in Silla era, it is unclear which branch was the earliest to emerge. All of the three founders served as the officials during Goryeo era. The clan is sometimes referred as Jinyang Ha clan as Jinyang was the old name for the City of Jinju. Ganghwa Ha clan is founded by Ha Il-cheong (하일청, 河一淸), the son of the Joseon official Ha Se-ryeon (하세련, 河世璉). Ha Il-cheong passed the civil official  examination in 1570 and later became the governor. The clan's modern population in 2000 was 913. Aneum Ha clan trace its founder to Ha Cheon-jo (하천조, 河千朝), who passed the civil official examination in 1212 during Goryeo era and served as the country's official. The clan's modern population in 2000 was 171. Notable people. The following is a list of notable people with the Korean family name Ha, grouped by area of notability and ordered by year of birth. Names are presented in the form they are given on the respective articles, which may have the  family name first or last, or which may be a stage name or pen name. People should only be included in this list if they have their own Wikipedia articles or if they are discussed in a non-trivial fashion in Wikipedia articles on notable groups or events with which they are associated.