Poland
| Senate constituency no. 42 (OKW Warszawa I) | |
| Statistic on 09.10.2011 | |
| Inhabitants: | 399 248 |
| Precincts quantity: | 210 |
| Electors: | 335 504 |
| Mandates: | 1 |
| Senator of the constituency No. 42 in term 2011 - 2015 | ||||||
| Card number | Candidate data | Number of valid votes for candidate | ||||
| Family name and given names | Profession | committee | Quantity | % (in the constituency) | ||
| 1 | Borowski Marek Stefan | ekonomista | Komitet Wyborczy Wyborców Marka Borowskiego | 104 238 | 50,26% | |
| Name | % of valid votes | Mandat |
| Komitet Wyborczy Prawo i Sprawiedliwość | 28,52% | No |
| Komitet Wyborczy Wyborców Marka Borowskiego | 50,26% | Yes |
| Komitet Wyborczy Wyborców Radosława Piesiewicza Niezależnego Kandydata na Senatora RP | 5,00% | No |
| Komitet Wyborczy Wyborców Unia Prezydentów-Obywatele do Senatu | 16,23% | No |
