Nils Andreas Boe (September 10, 1913 – July 30, 1992)[1] was an American attorney who served as the 23rd Governor of South Dakota from 1965 to 1969.

He was the youngest son of Lutheran minister Nils N. Boe (1861–1938) and Sissel Catherine Finseth (1874–1960), both immigrants from Norway.

His sister, Borghild Marie Boe (1906-1994), served as the state's official hostess during his term in office.

The administration also was noteworthy for advocating property tax cuts and starting the state's educational television system.

[4] Boe was nominated by President Richard Nixon on July 28, 1971, to a seat on the United States Customs Court vacated by Judge Samuel Murray Rosenstein.

He was reassigned by operation of law on November 1, 1980, to the United States Court of International Trade, to a new seat authorized by 94 Stat.