August Gustavson (19 December 1894 Kalvi Parish (now Viru-Nigula Parish), Kreis Wierland – 26 December 1941 Ussolye prison camp, Perm Oblast) was an Estonian politician.
He was a member of V Riigikogu, representing the Estonian Socialist Workers' Party.
He replaced Josep Rukki.
On 21 June 1934, he resigned his position and he was replaced by Johannes Kraan.
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