Ernstsen

== Norwegian Bokmål == === Etymology === From Ernst (“male given name”) +‎ -sen (“patronymic suffix meaning “son of””), originally a patronymic meaning “son of Ernst”. Compare Danish Ernstsen and Swedish Ernstsson (“patronymic surnames”). === Pronunciation === IPA(key): /ˈærnst.sən/, [ˈæɳst.sn̩] Rhymes: -ærnstsən Hyphenation: Ernst‧sen === Proper noun === Ernstsen a surname originating as a patronymic, originally meaning “son of Ernst”. === Statistics === According to Statistics Norway, 260 people in Norway had Ernstsen as their surname as of 31 December 2025. === References === “Ernst – mannsnamn” in Store norske leksikon.