| Headercolor: | Gold |
| Kim Hyo-sub | |
| Nationality: |  South Korea |
| Birth Date: | 23 September 1980 |
| Birth Place: | Hanam, South Korea |
| Height: | 1.58m (05.18feet) |
| Country: | South Korea |
| Sport: | Wrestling |
| Weight Class: | 55 kg |
| Event: | Freestyle |
| Worlds: | 5th (2006)5th (2010) |
| Olympics: | 6th (2004)9th (2008) |
| Show-Medals: | yes |
Kim Hyo-Sub (born September 23, 1980) is a male freestyle wrestler from South Korea. He participated in Men's freestyle 55 kg at 2004 Summer Olympics and 2008 Summer Olympics. In 1/8 of final he beat Francisco Sanchez from Spain, but was eliminated in the next round by Namig Sevdimov from Azerbaijan.