| Sebastian Białas | |
| Birth Date: | 7 January 1990 |
| Birth Place: | Poland |
| Position: | Defender |
| Currentclub: | Arka Gdynia |
| Clubnumber: | 19 |
| Youthclubs3: | → Arka Gdynia (loan) |
| Years1: | 2005 |
| Years2: | 2008 |
| Years3: | 2009 |
| Clubs1: | → Arka Gdynia U-19 |
| Clubs2: | Reggina Primavera U-21 |
| Clubs3: | Arka Gdynia |
| Caps1: | 60 |
| Caps2: | 22 |
| Caps3: | 0 |
| Goals1: | - |
| Goals2: | 0 |
| Goals3: | 0 |
| Nationalyears1: | 2007 |
| Nationalyears2: | 2008 |
| Nationalteam2: | Poland U-19 |
| Nationalcaps1: | 12 |
| Nationalcaps2: | 5 |
| Nationalgoals1: | 0 |
| Nationalgoals2: | 0 |
| Pcupdate: | 23:59, September 19, 2009 |
| Ntupdate: | 23:59, September 19, 2009 |
Sebastian Białas (born January 7, 1990) is a Polish footballer who currently plays as a defender for Arka Gdynia in the Ekstraklasa.
Sebastian Białas has made the international debut, in August, 2007. At present is the player of a Poland U-19 team. Earlier it was caused in youth national team Poland U-18s.