| Lee Sang-gi | |
| Birth Date: | 8 March 1987 |
| Birth Place: | South Korea |
| Position: | Goalkeeper |
| Youthyears1: | 2003–2005 |
| Youthclubs1: | Suncheon High School |
| Youthyears2: | 2006–2009 |
| Youthclubs2: | Sungkyunkwan University |
| Years1: | 2010 |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2011–2013 |
| Caps2: | 1 |
| Goals2: | 0 |
| Years3: | 2011–2013 |
| Clubs3: | → Sangju Sangmu Phoenix (army) |
| Caps3: | 10 |
| Goals3: | 0 |
| Years4: | 2014 |
| Caps4: | 20 |
| Goals4: | 0 |
| Years5: | 2015 |
| Caps5: | 12 |
| Goals5: | 0 |
| Years6: | 2016–2017 |
| Caps6: | 1 |
| Goals6: | 0 |
| Pcupdate: | 22 January 2018 |
Lee Sang-gi (; born 8 March 1987) is a South Korean footballer who played as a goalkeeper.