| Szymaniuk Katarzyna | ||||
| Information about candidate to the Sejm | ||||
| committee | Profession | Resident of | Endorsement | Constituency number |
| Komitet Wyborczy Sojusz Lewicy Demokratycznej | przedsiębiorca | Stare Szpaki | not a member of any political party | 18 |
| Number of votes for candidate | Percentage of valid votes in the constituency | Number of votes for the list | Percentage of votes cast for the candidate in relation to the votes on the list | Mandate |
| 393 | 0,11% | 24 418 | 1,61% | No |
| Results of voting in Senate Constituency No. 18 divided into precincts | ||||||
| No. | Address | Number of votes | Percentage of valid votes | Number of votes for the list | Percentage of votes in the list | |
| pow. garwoliński | 19 | 0,05% | 4 754 | 0,40% | ||
| pow. łosicki | 100 | 0,90% | 701 | 14,27% | ||
| pow. makowski | 15 | 0,10% | 1 563 | 0,96% | ||
| pow. miński | 75 | 0,13% | 2 715 | 2,76% | ||
| pow. ostrołęcki | 24 | 0,10% | 1 070 | 2,24% | ||
| pow. ostrowski | 21 | 0,08% | 1 358 | 1,55% | ||
| pow. pułtuski | 29 | 0,16% | 871 | 3,33% | ||
| pow. siedlecki | 22 | 0,08% | 2 011 | 1,09% | ||
| pow. sokołowski | 13 | 0,06% | 1 371 | 0,95% | ||
| pow. węgrowski | 16 | 0,07% | 1 072 | 1,49% | ||
| pow. wyszkowski | 22 | 0,09% | 2 040 | 1,08% | ||
| m. npp Ostrołęka | 13 | 0,06% | 1 442 | 0,90% | ||
| m. npp Siedlce | 24 | 0,07% | 3 450 | 0,70% | ||
