Cha (Korean: 차) is a relatively uncommon surname in Korea. The Yeonan Cha clan is the only clan. The founding ancestor was Cha Hyo-jeon, son of Ryoo Cha-dal (류차달) (10th century AD). Most of the clan's members live in Gyeongsang, Hwanghae, and P'yŏngan provinces. In South Korea in 2000, there were 180,589 people named Cha. The Chinese surname Che is also written in the same Chinese character.

Notable people with the surname

• Cha Bum-kun, South Korean football manager and former player
• Cha Bum-seok, South Korean playwright and director
• Cha Chol-ma, North Korean businessman
• Cha Chung-hwa, South Korean actress
• Cha Do-jin, South Korean actor
• Cha Dong-hoon, South Korean footballer
• Cha Dong-min, South Korean taekwondo practitioner
• Cha Du-ri, South Korean footballer
• Cha Eun-woo (born Lee Dong-min), South Korean singer, actor, and model, member of boyband Astro
• Cha Gi-suk (1986-2021), South Korean footballer
• Cha Gui-hyun, South Korean footballer
• Cha Han-sik, South Korean runner
• Cha Hak-yeon (stage name N), South Korean singer, member of boyband VIXX
• Cha Hong (born Kim Hyo-suk), South Korean hairdresser
• Cha Hui-rim, North Korean politician
• Cha Hun, South Korean singer and actor, member of band N.Flying
• Cha Hwa-yeon, South Korean actress
• Cha Hyon-hyang, South Korean judoka
• Cha Hyo-sim, North Korean table tennis player
• Cha Hyun-ok (stage name Yuri), South Korean singer
• Cha Hyung-won (1890-1972), South Korean living national treasure
• Cha In-pyo, South Korean actor
• Cha Jin-ho, South Korean wheelchair curler
• Cha Jun-hwan, South Korean Olympic figure skater
• Cha Seung-won, South Korean actor
• Cha Sun-woo (stage name Baro), South Korean singer and rapper, member of boyband B1A4
• Cha Tae-hyun, South Korean actor
• Theresa Hak Kyung Cha, Korean-American novelist
• Victor Cha, Korean-American academic, author, and former national foreign policy advisor