| Surname | Individuals |
|---|---|
|
Jacobsdatter
|
5 |
|
Jacobsen
|
74 |
|
Jakobsen
|
144 |
|
Jantzen
|
1 |
|
Jennings
|
1 |
|
Jensdatter
|
165 |
|
Jensen
|
918 |
|
Jensøn
|
2 |
|
Jeppesen
|
6 |
|
Jespersdatter
|
9 |
|
Jespersen
|
10 |
|
Jessen
|
2 |
|
Jewell
|
1 |
|
Jochumsen
|
6 |
|
Johannesdatter
|
1 |
|
Johannesen
|
2 |
|
Johansdatter
|
3 |
|
Johansen
|
18 |
|
Johansson
|
1 |
|
Johnsen
|
11 |
|
Johnson
|
2 |
|
Johnstad
|
1 |
|
Jokumsen
|
14 |
|
Jones
|
1 |
|
Jordansen
|
4 |
|
Jorgensen
|
1 |
|
Josephsen
|
1 |
|
Justesen
|
5 |
|
Jørgensdatter
|
14 |
|
Jørgensen
|
219 |
|
Jørn
|
1 |