Województwo kujawsko-pomorskie · 46 różnych nazwisk.
| Lp. | Nazwisko | Liczba osób | |
|---|---|---|---|
| 1 | Jachacy | 81 | |
| 2 | Kurek | 18 | |
| 3 | Tarach | 18 | |
| 4 | Malinowski | 14 | |
| 5 | Adamski | 9 | |
| 6 | Cieniawski | 9 | |
| 7 | Gawiński | 9 | |
| 8 | Kaza | 9 | |
| 9 | Milczarek | 9 | |
| 10 | Oleksiak | 9 | |
| 11 | Przybysz | 9 | |
| 12 | Sasin | 9 | |
| 13 | Soszka | 9 | |
| 14 | Stańczak | 9 | |
| 15 | Wojewódzki | 9 | |
| 16 | Bunalski | 7 | |
| 17 | Ciesielski | 7 | |
| 18 | Isko | 7 | |
| 19 | Jabłonowski | 7 | |
| 20 | Karasek | 7 | |
| 21 | Nachtygal | 7 | |
| 22 | Sadowski | 7 | |
| 23 | Świderski | 7 | |
| 24 | Szmyt | 7 | |
| 25 | Terepet | 7 | |
| 26 | Chmielewski | 2 | |
| 27 | Kraskowski | 2 | |
| 28 | Prusaczyk | 2 | |
| 29 | Chojnacki | 1 | |
| 30 | Dembkowski | 1 | |
| 31 | Fandrejewski | 1 | |
| 32 | Kiljański | 1 | |
| 33 | Kostrzewski | 1 | |
| 34 | Kwiatkowski | 1 | |
| 35 | Kwint | 1 | |
| 36 | Lewandowski | 1 | |
| 37 | Makowski | 1 | |
| 38 | Meinert | 1 | |
| 39 | Morendowski | 1 | |
| 40 | Pawlikowski | 1 | |
| 41 | Pizoń | 1 | |
| 42 | Spych | 1 | |
| 43 | Staniak | 1 | |
| 44 | Szydłowski | 1 | |
| 45 | Witkowski | 1 | |
| 46 | Wojtak | 1 |
Liczby są szacunkowe - informacje o danych.