Joo
Joo is the family name of the following people:
- Abigél Joó (* 1990), Hungarian judoka
- Joo Da-young (* 1995), South Korean actress
- Joo Dai-min (* 1988), South Korean soccer player
- Joo Ho-young (* 1961), South Korean politician
- Joo Hyong-jun (* 1991), South Korean speed skater
- Joo Hyun-jung (* 1982), South Korean archer
- Joo Hyun-wook (* 1986), South Korean track and road cyclist
- Joo Min-jin (* 1983), South Korean short tracker
- Joo Se-hyuk (* 1980), Korean table tennis player
