Dong-joo, also spelled Dong-ju, is a Korean given name.
People with this name include: Yun Dong-ju (1917–1945), Korean poet Kim Dong-joo (born 1976), South Korean baseball player
Fictional characters with this name include: Han Dong-joo, in 2004 South Korean television series Stained Glass Park Dong-joo, in 2010 South Korean television series My Girlfriend Is a Nine-Tailed Fox Cha Dong-joo, in 2011 South Korean television series Listen to My Heart Han Dong-joo, in 2011 South Korean television series Paradise Ranch Kang Dong-joo, in 2012 South Korean film Never Ending Story Park Dong-joo, in 2014 South Korean television series Angel Eyes Dong Dong-joo, in 2019 South Korean television series The Tale of Nokdu
See also List of Korean given names