| Dejan Vasić | |
| Fullname: | Dejan Vasić |
| Birth Date: | 31 December 1980 |
| Birth Place: | Belgrade, SFR Yugoslavia |
| Position: | Midfielder |
| Youthclubs1: | Red Star Belgrade |
| Years1: | 2001–2006 |
| Years2: | 2006–2008 |
| Years3: | 2008–2009 |
| Years4: | 2009–2010 |
| Clubs1: | Budućnost Banatski Dvor |
| Clubs2: | Banat Zrenjanin |
| Clubs3: | Sloga Kraljevo |
| Clubs4: | Šumadija Radnički 1923 |
| Caps1: | 49 |
| Caps2: | 19 |
| Caps3: | 23 |
| Caps4: | 2 |
| Goals1: | 8 |
| Goals2: | 0 |
| Goals3: | 1 |
| Goals4: | 0 |
Dejan Vasić (Serbian Cyrillic: Дејан Васић; born December 31, 1980) is a Serbian footballer who lastly played for FK Šumadija Radnički 1923. He previously played for FK Budućnost Banatski Dvor and FK Banat Zrenjanin.