| m. Siemiatycze, Precinct no. 2 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Siemiatycze |
| Precinct | Precinct no. 2 |
| Electoral Commission Regional Headquarters | Siemiatycki Ośrodek Kultury w Siemiatyczach, ul. Zaszkolna 1 |
| Number of electors | 1 252 |
| Number of dispensed ballot cards | 534 |
| Number of valid ballot cards | 534 |
| Number of votes valid | 531 |
| Number of votes invalid | 3 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 05-12-2010 22:25 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Andruszkiewicz Krzysztof Zygmunt | 45 | wyższe | Siemiatycze, submitted by KOMITET WYBORCZY WYBORCÓW KRZYSZTOFA ANDRUSZKIEWICZA RAZEM DLA SIEMIATYCZ, not a member of any political party | 197 | 37,10% | |
| 4 | Siniakowicz Piotr | 34 | wyższe | Siemiatycze, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 334 | 62,90% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Siemiatycze |
| Precinct | Precinct no. 2 |
| Electoral Commission Regional Headquarters | Siemiatycki Ośrodek Kultury w Siemiatyczach, ul. Zaszkolna 1 |
| Number of electors | 1 255 |
| Number of dispensed ballot cards | 626 |
| Number of valid ballot cards | 626 |
| Number of votes valid | 624 |
| Number of votes invalid | 2 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 22-11-2010 01:05 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Andruszkiewicz Krzysztof Zygmunt | 45 | wyższe | Siemiatycze, submitted by KOMITET WYBORCZY WYBORCÓW KRZYSZTOFA ANDRUSZKIEWICZA RAZEM DLA SIEMIATYCZ, not a member of any political party | 216 | 34,62% | |
| 2 | Komuda Grażyna Małgorzata | 40 | wyższe | Siemiatycze, submitted by KOMITET WYBORCZY WYBORCÓW LEPSZE JUTRO, not a member of any political party | 75 | 12,02% | |
| 3 | Olszewski Jan | 55 | wyższe | Krupice, submitted by KOMITET WYBORCZY WYBORCÓW POROZUMIENIE SAMORZĄDOWO LUDOWE, not a member of any political party | 18 | 2,88% | |
| 4 | Siniakowicz Piotr | 34 | wyższe | Siemiatycze, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 268 | 42,95% | |
| 5 | Trochimiak Mariusz Andrzej | 46 | średnie | Siemiatycze, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 47 | 7,53% | |