Arne Falstad (1 May 1874 – 27 November 1958) was a Norwegian attorney, banker and politician for the Conservative Party.

He was born at Skjerpengen in Skogn Municipality as a son of banker Peder Falstad (1842–1921) and his wife Oline Kathrine Sæther (1837–1928). He was a maternal grandson of politician Peter Andreas Sæther.^[1]

He finished his secondary education in Trondhjem in 1892, and graduated with the cand.jur. degree in 1900. He was also a conscript officer from 1894, with promotions to Premier Lieutenant in 1902 and Captain in 1911. He was a junior solicitor in Trondhjem until 1903, then an attorney in Steinkjer Municipality from 1903 to 1921. He was also a defender in Inderøy District Court. He was a member of the executive committee of Steinkjer city council from 1913 to 1919, serving as deputy mayor from 1913 to 1916.^[1]

From 1921 to 1928 he was the director of Privatbanken in Levanger. He also worked as an attorney in the city. From 1939 he was a defender in Stjør- and Verdal District Court. He was a member of the municipal council of Levanger Municipality from 1928 to 1940, serving as deputy mayor in 1928–1929 and mayor in 1931–1932, 1934–1935 and 1940. He was elected as a deputy representative to the Parliament of Norway in 1924, 1930 and 1936 from the constituency Market towns of Sør-Trøndelag and Nord-Trøndelag counties. He met several times during parliamentary session, up to September 1945.^[1]

He was a board member of Levanger Elektrisitetsverk and chaired Indherred Kreditbank.^[1] He died on 27 November 1958.^[2]