Jae-woo is a Korean masculine given name. The meaning differs based on the hanja used to write each syllable of the name. There are 20 hanja with the reading " jae" and 42 hanja with the reading "woo" on the South Korean government's official list of hanja which may be registered for use in given names.
People with this name include:
- Gwak Jae-u (1552–1617), Joseon Dynasty general
- Lee Jae-woo (born 1979), South Korean handball player
- Lee Jae-woo (born 1980), South Korean baseball player
- Choi Jae-woo (born 1994), South Korean freestyle skier