Saulius Mikalajūnas should not be confused with Saulius Mikoliūnas.
| Saulius Mikalajūnas | |
| Fullname: | Saulius Mikalajūnas |
| Birth Date: | 1972 9, df=yes |
| Birth Place: | Klaipėda, Lithuanian SSR, Soviet Union |
| Height: | 1.72m |
| Position: | Midfielder |
| Years1: | 1988–1990 |
| Years2: | 1990–1993 |
| Years3: | 1994–1995 |
| Years4: | 1995–1997 |
| Years5: | 1998 |
| Years6: | 1998 |
| Years7: | 1999–2000 |
| Years8: | 2001–2002 |
| Years9: | 2002–2003 |
| Clubs1: | FK Atlantas |
| Clubs2: | FK Sirijus Klaipėda |
| Clubs3: | ROMAR Mažeikiai |
| Clubs4: | Kareda Šiauliai |
| Clubs5: | FC Metallurg Lipetsk |
| Clubs6: | FC Rubin Kazan |
| Clubs7: | FC Uralan Elista |
| Clubs8: | FC Torpedo-ZIL Moscow |
| Clubs9: | FK Atlantas |
| Caps1: | 25 |
| Caps5: | 10 |
| Caps6: | 21 |
| Caps7: | 51 |
| Caps8: | 38 |
| Goals1: | 0 |
| Goals5: | 0 |
| Goals6: | 3 |
| Goals7: | 6 |
| Goals8: | 1 |
| Nationalyears1: | 1994–2003 |
| Nationalteam1: | Lithuania |
| Nationalcaps1: | 42 |
| Nationalgoals1: | 1 |
Saulius Mikalajūnas (born 6 September 1972) is a retired Lithuanian international football midfielder. He obtained a total number of 42 caps for the Lithuania national football team, scoring one goal. He also played in Russia during his professional career.