| Tomas Daumantas | |
| Birth Date: | 1975 8, df=yes |
| Birth Place: | Plungė, Lithuania |
| Currentclub: | Patro Eisden Maasmechelen |
| Position: | Midfielder |
| Years1: | 1992–1993 |
| Years2: | 1993–1995 |
| Years3: | 1995–1996 |
| Years4: | 1996–1997 |
| Years5: | 1997–1998 |
| Years6: | 1998–1999 |
| Years7: | 1999–2001 |
| Years8: | 2001–2003 |
| Years9: | 2003–2004 |
| Years10: | 2004–2005 |
| Years11: | 2005–2006 |
| Years12: | 2006–2007 |
| Years13: | 2007–2010 |
| Years14: | 2010–present |
| Clubs1: | FC Schalke 04 |
| Clubs2: | KSK Beveren |
| Clubs3: | FK Austria Wien |
| Clubs4: | KSK Beveren |
| Clubs5: | Club Brugge KV |
| Clubs6: | KSV Ingelmunster |
| Clubs7: | Club Brugge KV |
| Clubs8: | MVV |
| Clubs9: | Concordia Ihrhove |
| Clubs10: | Sportfreunde Siegen |
| Clubs11: | Fortuna Sittard |
| Clubs12: | FC Vilnius |
| Clubs13: | Excelsior Veldwezelt |
| Clubs14: | Patro Eisden Maasmechelen |
| Nationalteam1: | Lithuania |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Ntupdate: | 4 October 2008 |
Tomas Daumantas (born 30 August 1975) is a Lithuanian footballer currently playing for Patro Eisden Maasmechelen. He also has Belgian citizenship.