| Roy Gulwak | |
| Birth Place: | Juba, Sudan (now South Sudan) |
| Position: | Goalkeeper |
| Currentclub: | FC Kator |
| Years1: | 2008 |
| Clubs1: | Al-Hilal Club (Omdurman) |
| Caps1: | ? |
| Goals1: | ? |
| Years2: | 2009–2011 |
| Clubs2: | Khartoum 3 |
| Caps2: | ? |
| Goals2: | ? |
| Years3: | 2012– |
| Clubs3: | FC Kator |
| Caps3: | ? |
| Goals3: | ? |
| Nationalyears1: | 2009 |
| Nationalteam1: | Sudan |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2012– |
| Nationalteam2: | South Sudan |
| Nationalcaps2: | 0 |
| Nationalgoals2: | 0 |
Roy Gulwak is a goalkeeper for FC Kator. He is a member of the South Sudan national team. Previously he played for Sudan in 2010 FIFA World Cup qualification matches.