Jaan Tõnisson
 Jaan Tõnisson VR I/3 II/3 and III/1 (22 December [O.S. 10 December] 1868 near Tänassilma – 1941? in Tallinn?) was an Estonian statesman serving as the Prime Minister of Estonia twice during 1919 to 1920 as State Elder (head of state and government) from 1927 to 1928 and in 1933 and as Foreign Minister of Estonia from 1931 to 1932.