 
| Olsztyn, Precinct no. 66 | 
| Vote on 05-12-2010 | |
| Office | Prezydent Miasta Olsztyn | 
| Precinct | Precinct no. 66 | 
| Electoral Commission Regional Headquarters | Centrum Edukacji "Oskar" Przedszkole "Patryk", ul. Żurawskiego 16, Olsztyn | 
| Number of electors | 1 450 | 
| Number of dispensed ballot cards | 619 | 
| Number of valid ballot cards | 619 | 
| Number of votes valid | 615 | 
| Number of votes invalid | 4 | 
| Number of dispensed ballot cards for plenipotentiaries | 0 | 
| Protocol date | 05-12-2010 21:42 | 
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 2 | Grzymowicz Piotr Władysław | 56 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW PIOTRA GRZYMOWICZA, not a member of any political party | 366 | 59,51% | |
| 5 | Małkowski Czesław Jerzy | 60 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW CZESŁAWA JERZEGO MAŁKOWSKIEGO, not a member of any political party | 249 | 40,49% | |
| Vote on 21-11-2010 | |
| Office | Prezydent Miasta Olsztyn | 
| Precinct | Precinct no. 66 | 
| Electoral Commission Regional Headquarters | Centrum Edukacji "Oskar" Przedszkole "Patryk", ul. Żurawskiego 16, Olsztyn | 
| Number of electors | 1 449 | 
| Number of dispensed ballot cards | 657 | 
| Number of valid ballot cards | 657 | 
| Number of votes valid | 653 | 
| Number of votes invalid | 4 | 
| Number of dispensed ballot cards for plenipotentiaries | 0 | 
| Protocol date | 22-11-2010 01:06 | 
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Cichoń Janusz | 53 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 73 | 11,18% | |
| 2 | Grzymowicz Piotr Władysław | 56 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW PIOTRA GRZYMOWICZA, not a member of any political party | 285 | 43,64% | |
| 3 | Kucharski Jan | 68 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW WSPÓLNOTA SAMORZĄDOWA PRAWICY, endorsed by Prawicę Rzeczypospolitej, member of Prawicy Rzeczypospolitej | 5 | 0,77% | |
| 4 | Kulasek Marcin Robert | 34 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ, member of Sojuszu Lewicy Demokratycznej | 4 | 0,61% | |
| 5 | Małkowski Czesław Jerzy | 60 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW CZESŁAWA JERZEGO MAŁKOWSKIEGO, not a member of any political party | 219 | 33,54% | |
| 6 | Prątkowski Ryszard | 58 | wyższe | Olsztyn, submitted by KOMITET WYBORCZY WYBORCÓW ZIELONY OLSZTYN - MŁODZI SOCJALIŚCI, not a member of any political party | 3 | 0,46% | |
| 7 | Szmit Jerzy | 50 | Wyższe | Olsztyn, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 64 | 9,80% | |