Województwo mazowieckie · 59 różnych nazwisk.
| Lp. | Nazwisko | Liczba osób | |
|---|---|---|---|
| 1 | Kaczyński | 15 | |
| 2 | Oliwa | 15 | |
| 3 | Marciniak | 14 | |
| 4 | Posieczek | 14 | |
| 5 | Tyloch | 14 | |
| 6 | Bieńkowski | 10 | |
| 7 | Orłowski | 10 | |
| 8 | Rostkowski | 10 | |
| 9 | Skup | 10 | |
| 10 | Wośko | 10 | |
| 11 | Bąkowski | 7 | |
| 12 | Celkowski | 7 | |
| 13 | Cynarzewski | 7 | |
| 14 | Grzegorek | 7 | |
| 15 | Gwizdalak | 7 | |
| 16 | Ilnicki | 7 | |
| 17 | Kasprzak | 7 | |
| 18 | Kluczyński | 7 | |
| 19 | Łęga | 7 | |
| 20 | Marach | 7 | |
| 21 | Niemczyński | 7 | |
| 22 | Oleś | 7 | |
| 23 | Rutkowski | 7 | |
| 24 | Salomon | 7 | |
| 25 | Sikora | 7 | |
| 26 | Skórcz | 7 | |
| 27 | Smoliński | 7 | |
| 28 | Sołtysiński | 7 | |
| 29 | Szczepaniak | 7 | |
| 30 | Wojciechowski | 7 | |
| 31 | Białecki | 5 | |
| 32 | Dudek | 5 | |
| 33 | Duszka | 5 | |
| 34 | Falkowski | 5 | |
| 35 | Gałązka | 5 | |
| 36 | Komajda | 5 | |
| 37 | Kosiński | 5 | |
| 38 | Kubas | 5 | |
| 39 | Kuśmierski | 5 | |
| 40 | Łabędź | 5 | |
| 41 | Łysik | 5 | |
| 42 | Majszczyk | 5 | |
| 43 | Makowski | 5 | |
| 44 | Melak | 5 | |
| 45 | Michnikowski | 5 | |
| 46 | Muśnicki | 5 | |
| 47 | Rak | 5 | |
| 48 | Sasin | 5 | |
| 49 | Sęk | 5 | |
| 50 | Śledź | 5 |
Liczby są szacunkowe - informacje o danych.