Województwo mazowieckie · 60 różnych nazwisk.
| Lp. | Nazwisko | Liczba osób | |
|---|---|---|---|
| 1 | Bagiński | 16 | |
| 2 | Rumiński | 16 | |
| 3 | Zygo | 16 | |
| 4 | Olszański | 9 | |
| 5 | Olszewski | 9 | |
| 6 | Pierzchało | 9 | |
| 7 | Bławat-Rybicki | 8 | |
| 8 | Bojaczuk | 8 | |
| 9 | Boniecki | 8 | |
| 10 | Chaliński | 8 | |
| 11 | Cychil | 8 | |
| 12 | Dziadowicz | 8 | |
| 13 | Frąckiewicz | 8 | |
| 14 | Gęborys | 8 | |
| 15 | Golecki | 8 | |
| 16 | Jakubowski | 8 | |
| 17 | Komosa | 8 | |
| 18 | Kos | 8 | |
| 19 | Kowalczuk | 8 | |
| 20 | Kowalski | 8 | |
| 21 | Kuliniec | 8 | |
| 22 | Kulynycz | 8 | |
| 23 | Ławrynowicz | 8 | |
| 24 | Łoś | 8 | |
| 25 | Łuszcz | 8 | |
| 26 | Majerski | 8 | |
| 27 | Matwiejczyk | 8 | |
| 28 | Podgórzak | 8 | |
| 29 | Trojakowski | 8 | |
| 30 | Zieliński | 8 | |
| 31 | Zubowicz | 8 | |
| 32 | Brzezik | 6 | |
| 33 | Popowski | 6 | |
| 34 | Bogusz | 4 | |
| 35 | Kosiorek | 4 | |
| 36 | Malinowski | 4 | |
| 37 | Olędzki | 4 | |
| 38 | Kałuski | 2 | |
| 39 | Małkowski | 2 | |
| 40 | Niedźwiedź | 2 | |
| 41 | Sawicki | 2 | |
| 42 | Sowiński | 2 | |
| 43 | Bobiński | 1 | |
| 44 | Boruc | 1 | |
| 45 | Chojecki | 1 | |
| 46 | Grot | 1 | |
| 47 | Jakubisiak | 1 | |
| 48 | Korzeniewski | 1 | |
| 49 | Korzeniowski | 1 | |
| 50 | Lachowski | 1 |
Liczby są szacunkowe - informacje o danych.