Hjalmar Carl Nygaard served as a Representative from North Dakota in the United States Congress from 1961 to 1965. A member of the Republican Party, Hjalmar Carl Nygaard contributed to the legislative process during 2 terms in office.

Hjalmar Carl Nygaard’s service in Congress occurred during a significant period in American history. As a member of the House of Representatives, Hjalmar Carl Nygaard participated in the democratic process and represented the interests of constituents.

Hjalmar Carl Nygaard (March 24, 1906 – July 18, 1963) was an American politician. He represented North Dakota in the United States House of Representatives as a Republican from 1961 until his death in 1963.