Województwo kujawsko-pomorskie · 50 różnych nazwisk.
| Lp. | Nazwisko | Liczba osób | |
|---|---|---|---|
| 1 | Dąbrowski | 23 | |
| 2 | Śmigecki | 17 | |
| 3 | Jaranowski | 12 | |
| 4 | Krajczewski | 12 | |
| 5 | Marzec | 12 | |
| 6 | Sieradzka | 12 | |
| 7 | Sieradzki | 12 | |
| 8 | Anders | 6 | |
| 9 | Banaś | 6 | |
| 10 | Biernacki | 6 | |
| 11 | Błażejewski | 6 | |
| 12 | Błędowski | 6 | |
| 13 | Cichocki | 6 | |
| 14 | Drozdalski | 6 | |
| 15 | Dziura | 6 | |
| 16 | Fic | 6 | |
| 17 | Gajewski | 6 | |
| 18 | Grabarz | 6 | |
| 19 | Jankowski | 6 | |
| 20 | Kamiński | 6 | |
| 21 | Kochmański | 6 | |
| 22 | Konieczek | 6 | |
| 23 | Kordowski | 6 | |
| 24 | Kornaś | 6 | |
| 25 | Koza | 6 | |
| 26 | Lesiński | 6 | |
| 27 | Ludwikowski | 6 | |
| 28 | Majkowski | 6 | |
| 29 | Makowski | 6 | |
| 30 | Małkowski | 6 | |
| 31 | Małs | 6 | |
| 32 | Marszałkowski | 6 | |
| 33 | Młyniec | 6 | |
| 34 | Nagórzycki | 6 | |
| 35 | Nędza | 6 | |
| 36 | Okoński | 6 | |
| 37 | Orłowicz | 6 | |
| 38 | Popielec | 6 | |
| 39 | Rygielski | 6 | |
| 40 | Sieracki | 6 | |
| 41 | Słoma | 6 | |
| 42 | Suchocki | 6 | |
| 43 | Sujkowski | 6 | |
| 44 | Szczepaniak | 6 | |
| 45 | Szyszkowski | 6 | |
| 46 | Witkowski | 6 | |
| 47 | Woźniak | 6 | |
| 48 | Zawidzka | 6 | |
| 49 | Żebrowski | 6 | |
| 50 | Zuchniak | 6 |
Liczby są szacunkowe - informacje o danych.