Andreas Kielland Rygg (22 March 1909 – 2 April 1999) was a Norwegian military officer. He was born in Horten, a son of naval commander Andreas Andersen and Nelly Kielland. He finished secondary school in 1929 and graduated as a naval officer in 1932. He married Sofie Gram in 1937, daughter of stipendiary magistrate Harald Gram and sister of Gregers Gram. He was decorated with the Defence Medal 1940–1945, was a Knight, First Class of the Swedish Order of the Sword, and the Danish Order of Dannebrog.