 
| Bydgoszcz, Precinct no. 21 | 
| Vote on 05-12-2010 | |
| Office | Prezydent Miasta Bydgoszczy | 
| Precinct | Precinct no. 21 | 
| Electoral Commission Regional Headquarters | Zespół Szkół Nr 15, ul. Czerkaska 8 | 
| Number of electors | 848 | 
| Number of dispensed ballot cards | 319 | 
| Number of valid ballot cards | 319 | 
| Number of votes valid | 317 | 
| Number of votes invalid | 2 | 
| Number of dispensed ballot cards for plenipotentiaries | 0 | 
| Protocol date | 05-12-2010 22:16 | 
| 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 | 208 | 65,62% | |
| 4 | Dombrowicz Konstanty | 63 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW KONSTANTEGO DOMBROWICZA. MIASTO DLA POKOLEŃ, not a member of any political party | 109 | 34,38% | |
| Vote on 21-11-2010 | |
| Office | Prezydent Miasta Bydgoszczy | 
| Precinct | Precinct no. 21 | 
| Electoral Commission Regional Headquarters | Zespół Szkół Nr 15, ul. Czerkaska 8 | 
| Number of electors | 845 | 
| Number of dispensed ballot cards | 374 | 
| Number of valid ballot cards | 374 | 
| Number of votes valid | 371 | 
| Number of votes invalid | 3 | 
| Number of dispensed ballot cards for plenipotentiaries | 0 | 
| Protocol date | 22-11-2010 00:24 | 
| 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 | 1 | 0,27% | |
| 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 | 173 | 46,63% | |
| 3 | Ciemniak Grażyna Jolanta | 62 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW GRAŻYNY CIEMNIAK, not a member of any political party | 32 | 8,63% | |
| 4 | Dombrowicz Konstanty | 63 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY WYBORCÓW KONSTANTEGO DOMBROWICZA. MIASTO DLA POKOLEŃ, not a member of any political party | 94 | 25,34% | |
| 5 | Szopiński Jan Józef | 53 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ, endorsed by Sojusz Lewicy Demokratycznej, member of Sojuszu Lewicy Demokratycznej | 42 | 11,32% | |
| 6 | Złotowski Kosma Tadeusz | 46 | wyższe | Bydgoszcz, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 29 | 7,82% | |