Gunnar Isachsen

Gunnerius Ingvald Isachsen
Gunnerius Ingvald Isachsen
	Isachsen in 1921
Nickname(s)	Gunnar Isachsen
Born	3 October 1868; Drøbak, Norway
Died	19 December 1939 (aged 71); Asker, Norway
Allegiance	Norway
Service/branch	Cavalry
Rank	Major
Other work	Polar scientist;; First president of the Norwegian Maritime Museum

Gunnerius Ingvald Isachsen (3 October 1868 – 19 December 1939), was a Norwegian military officer and polar scientist. From 1923, he was the first president of the Norwegian Maritime Museum.