Carl Ryder

Carl Hartvig Ryder (12 September 1858 – 3 May 1923) was a Danish naval officer and Arctic explorer.

He was the son of Frederik Valentiner Ryder (1821-1909) and his wife Henriette Sophie Cathrine Husmann (1836-1896).

He entered a military career in the Royal Danish Navy becoming a Second Lieutenant in 1879 and Captain 1897.

Instead, Ryder made the first comprehensive mapping of the entire Scoresby Sund fjord system, except for the inner part of Nordvestfjord.

[2] He was a member of several other expeditions: He married Ida Caroline Helene Clara Wolff (1864–1933) in 1888.