He was born in Kvinnherad to Arnfinn Valvatne and Kaia Sundnes . He graduated as naval officer in 1937 , and further graduated from submarine training in 1939 . During the Second World War he served as submarine commander . His war decorations include the Norwegian War Cross with Sword , the St. Olav 's Medal with Oak Branch , the Norwegian War Medal , the Defence Medal 1940 – 1945 , and the Haakon VII 70th Anniversary Medal , the British Distinguished Service Order , the Distinguished Service Cross , the Atlantic Star and the 1939 – 1945 Star . He continued a military career after the Second World War . From 1963 to 1969 he served as head of the Admiral Staff . He was decorated Knight of the Danish Order of the Dannebrog . In 1954 he wrote the book '' Med norske ubåter i kamp ''
Haakon VII 70th Anniversary Medal
Haakon VII 70th Anniversary Medal
Sigurd Valvatne