What is last name koo?

The last name Koo (or Gu in Mandarin) is a common surname in China and Korea. In China, it is the 34th most common surname and is primarily found in Fujian, Taiwan, and Guangdong provinces. In Korea, it is the 43rd most common surname and is mostly found in the Jeolla, Gyeongsang, and Chungcheong provinces.

The origins of the Koo surname in China are unclear, but it may have originated from the surname Gu in ancient times. In Korea, the Koo surname is said to have originated from the Goryeo Dynasty and was originally spelled 구 (Gu) before it was changed to 구 (Koo) during the Joseon Dynasty.

Some notable people with the last name Koo include:

• Koo Bon-moo: former chairman of LG Corporation
• Koo Chen-fu: Taiwanese businessman and politician
• Koo Stark: American actress and photographer
• Koo Ja-cheol: South Korean footballer
• Koo Kien Keat: Malaysian badminton player

Overall, the Koo surname has a rich history and is shared by many prominent individuals in various fields.