| gm. Sienno, Precinct no. 1, Constituency no. 1 | |
| Council name | Rada Gminy Sienno |
| Constituency | Constituency no. 1 |
| Precinct | Precinct no. 1 |
| Electoral Commission Regional Headquarters | Urząd Gminy Sienno ul. Rynek 36/40 |
| Number of electors | 848 |
| Number of dispensed ballot cards | 489 |
| Number of valid ballot cards | 489 |
| Number of votes valid | 473 |
| Number of votes invalid | 16 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 22-11-2010 04:13 |
| List no. 2 - KOMITET WYBORCZY POLSKIE STRONNICTWO LUDOWE | ||||
| No. | Family name and given names | Number of votes | % of valid votes | |
| 1 | Sieczka Krzysztof | 251 | 53,07% | |
| List no. 24 - KOMITET WYBORCZY WYBORCÓW DLA GMINY SIENNO | ||||
| No. | Family name and given names | Number of votes | % of valid votes | |
| 1 | Kaczorowski Wojciech Władysław | 163 | 34,46% | |
| 2 | Kotwa Monika | 71 | 15,01% | |
| List no. 26 - KOMITET WYBORCZY WYBORCÓW POROZUMIENIE-OBYWATELSKI SAMORZĄD | ||||
| No. | Family name and given names | Number of votes | % of valid votes | |
| 1 | Markiewicz Roman Mirosław | 150 | 31,71% | |