When Ellef Johannesen was born on 19 October 1808, in Hamre, Osterøy, Hordaland, Norway, his father, Johannes Olsen Storset, was 21 and his mother, Anna Ellevsdatter Angelskår, was 26. He married Ingeborg Johannesdatter on 14 April 1837, in Hamre, Osterøy, Hordaland, Norway. They were the parents of at least 5 sons and 1 daughter. He died in April 1848, in Manger, Radøy, Hordaland, Norway, at the age of 39.
Some characteristic forenames: Scandinavian Lars, Ingard, Iver, Morten, Thora. German Otto, Fritz.
Danish, Norwegian, and North German: patronymic from the personal name Johannes (see John ). It is rare in Germany. Compare Johnson .