| Bydgoszcz, Precinct no. 31 |
| Vote on 05-12-2010 | |
| Office | Prezydent Miasta Bydgoszczy |
| Precinct | Precinct no. 31 |
| Electoral Commission Regional Headquarters | Uniwersytet Kazimierza Wielkiego w Bydgoszczy, ul. Józefa Poniatowskiego 12 |
| Number of electors | 1 332 |
| Number of dispensed ballot cards | 517 |
| Number of valid ballot cards | 517 |
| Number of votes valid | 517 |
| Number of votes invalid | 0 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 05-12-2010 22:34 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 2 | Bruski Rafał Piotr | 48 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, endorsed by Platforma Obywatelska RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 337 | 65,18% | |
| 4 | Dombrowicz Konstanty | 63 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW KONSTANTEGO DOMBROWICZA. MIASTO DLA POKOLEŃ, not a member of any political party | 180 | 34,82% | |
| Vote on 21-11-2010 | |
| Office | Prezydent Miasta Bydgoszczy |
| Precinct | Precinct no. 31 |
| Electoral Commission Regional Headquarters | Uniwersytet Kazimierza Wielkiego w Bydgoszczy, ul. Józefa Poniatowskiego 12 |
| Number of electors | 1 329 |
| 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 01:33 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Bocian Henryk | 48 | średnie | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW RUCH PRZEŁOMU NARODOWEGO W BYDGOSZCZY, not a member of any political party | 14 | 2,24% | |
| 2 | Bruski Rafał Piotr | 48 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, endorsed by Platforma Obywatelska RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 282 | 45,19% | |
| 3 | Ciemniak Grażyna Jolanta | 62 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW GRAŻYNY CIEMNIAK, not a member of any political party | 29 | 4,65% | |
| 4 | Dombrowicz Konstanty | 63 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW KONSTANTEGO DOMBROWICZA. MIASTO DLA POKOLEŃ, not a member of any political party | 149 | 23,88% | |
| 5 | Szopiński Jan Józef | 53 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ, endorsed by Sojusz Lewicy Demokratycznej, member of Sojuszu Lewicy Demokratycznej | 52 | 8,33% | |
| 6 | Złotowski Kosma Tadeusz | 46 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 98 | 15,71% | |