Names distinctive to Norway

The list of names unique to the Kingdom of Norway*

Female forenames

NameUniqueness Prevalence rank
1. Silje 66% 1.
2. Tonje 95% 6.
3. Ingvild 95% 8.
4. Marit 23% 2.
5. Wenche 88% 9.
6. Kjersti 61% 7.
7. Ragnhild 40% 5.
8. Tone 21% 3.
9. Gro 88% 13.
10. Trine 23% 4.
11. Sissel 60% 11.
12. Vilde 55% 10.
13. Bjørg 100% 16.
14. Synne 100% 21.
15. Torill 86% 18.
16. Ingunn 90% 20.
17. Sunniva 86% 19.
18. Turid 73% 17.
19. Jorun 88% 26.
20. Synnøve 100% 28.
21. Vibeke 25% 12.
22. Jorunn 80% 26.
23. Merete 33% 14.
24. Vigdis 87% 29.
25. Reidun 61% 25.

Male forenames

NameUniqueness Prevalence rank
1. Terje 94% 2.
2. Geir 90% 3.
3. Espen 94% 5.
4. Stian 84% 6.
5. Bjørn 47% 1.
6. Trond 92% 9.
7. Svein 92% 10.
8. Eirik 82% 7.
9. Olav 67% 8.
10. Øyvind 100% 12.
11. Odd 90% 13.
12. Kjetil 97% 14.
13. Frode 96% 15.
14. Øystein 100% 17.
15. Håkon 100% 19.
16. Sverre 94% 18.
17. Rune 26% 4.
18. Pål 100% 23.
19. Steinar 90% 20.
20. Arild 90% 21.
21. Eivind 90% 22.
22. Vegard 100% 24.
23. Tore 27% 11.
24. Sondre 96% 27.
25. Egil 75% 25.

Surnames

NameUniqueness Prevalence rank
1. Johansen 45% 1.
2. Nilsen 77% 3.
3. Olsen 24% 2.
4. Pettersen 82% 7.
5. Karlsen 77% 6.
6. Kristiansen 58% 4.
7. Johnsen 53% 5.
8. Eriksen 48% 8.
9. Boligbyggelag 100% 11.
10. Johannessen 76% 10.
11. Haugen 54% 9.
12. Andreassen 75% 12.
13. Halvorsen 64% 13.
14. Bbl 100% 24.
15. Solberg 57% 15.
16. Gundersen 66% 18.
17. Eide 66% 21.
18. Moen 45% 17.
19. Knutsen 72% 29.
20. Kristoffersen 68% 27.
21. Martinsen 66% 26.
22. Henriksen 35% 14.
23. Amundsen 72% 33.
24. Solheim 84% 38.
25. Fredriksen 87% 39.

Distinctive names in
the related** countries

CountrySimilarity
Denmark 55%
Greenland 17%
Sweden 11%
New Zealand 7%
Luxembourg 5%
Australia 5%
Iceland 5%
United States of America (the) 4%
Isle of Man 4%

*The rank of the unique name is the geometric average of the name uniqueness and the name prevalence in the respective country. Name uniqueness is measured only by the exact grapheme form (not taking into account transliterational equivalents or phonetic similarities).

** Country similarity is the correlation of the relative frequency of the names shared by two countries (as measured by cosine similarity).