Moon-soo
{{Infobox Korean name
| hangul = 문수
| hanja = {{linktext|文|秀}}, {{linktext|文|洙}}, and others
| mr = Munsu
| rr = Mun-su
}}
Moon-soo is a Korean masculine given name. Its meaning differs based on the hanja used to write each syllable of the name. There are 14 hanja with the reading "moon" and 57 hanja with the reading "soo" on the South Korean government's official list of hanja which may be registered for use in given names.{{cite web|url=http://help.scourt.go.kr/nm/img/hanja/hanja.pdf|title=인명용 한자표|trans-title=Table of hanja for use in personal names|publisher=Supreme Court|publication-place=South Korea|accessdate=2013-10-17}}
People with this name include:
- Park Mun-su (1691–1756), Joseon Dynasty secret royal inspector under King Yeongjo
- Kim Moon-soo (politician) (born 1951), South Korean politician, 32nd governor of Gyeonggi Province
- Kim Moon-soo (badminton) (born 1963), South Korean badminton player
Fictional characters with this name include:
- Munsu, in South Korean-Japanese comic Blade of the Phantom Master
- Mun-su, in 2003 South Korean film Please Teach Me English
- Mun-su, in 2008 South Korean film Public Enemy Returns
- Jung Moon-soo, in 2011 South Korean television series Sign
- Moon-soo, in 2012 South Korean film In Another Country
- Park Moon-soo, in 2012 South Korean television series History of a Salaryman
- Park Moon-soo, in 2013 South Korean television series Bel Ami
- Jang Moon-soo, in 2014 South Korean television series God's Gift: 14 Days