Hwan (Korean: 환) is a rare Korean family name and a Korean given name.
As a family name, Hwan is written with only one hanja, the Sino-Korean name of the Sapindus mukorossi tree (桓; 굳셀 환 gutsel hwan). The 2000 South Korean census found 157 people with this family name. People with this family name include:
People with the given name Hwan include: