| Sitamadji Allarassem | |
| Birth Date: | 24 December 1988 |
| Birth Place: | N'Djamena, Chad |
| Death Place: | Sarh, Chad |
| Position: | Right back |
| Youthyears1: | 2001–2003 |
| Youthclubs1: | Garde Républicaine |
| Youthyears2: | 2004–2008 |
| Youthclubs2: | Tourbillon |
| Years1: | 2009–2014 |
| Clubs1: | Tourbillon |
| Caps1: | 80+ |
| Goals1: | 0+ |
| Totalcaps: | 80+ |
| Totalgoals: | 0+ |
| Nationalyears1: | 2006–2010 |
| Nationalteam1: | Chad |
| Nationalcaps1: | 18 |
| Nationalgoals1: | 0 |
Sitamadji Allarassem (24 December 1988 – 4 December 2014) was a Chadian international footballer who played as a defender. He spent his entire senior career at Tourbillon FC and was also a member of the Chad national team. He earned 18 caps and was a part of the qualifying campaign for the 2010 FIFA World Cup and 2012 Africa Cup of Nations.