Aubin-Edmond Arsenault (1870-1968) was a Prince Edward Island politician. Arsenault's family settled on the island in 1729 when it was a French possession called Ile-Saint-Jean. His father was a provincial politician and the first Acadian from PEI to be named to the Canadian Senate.

Aubin Arsenault was first elected to the provincial legislative assembly in 1908 as a Conservative. In 1912 he became Attorney_General in the government of Premier John A. Mathieson. When Mathieson left politics for a judicial appointment in 1917, Arsenault succeeded him becoming the first Acadian to be premier in any province.

Arsenault's government repealed legislation which restricted automobile travel on the island to specific days and routes. His government also founed the PEI Travel Bureau. His government was defeated in the 1919 election and he served as leader of the opposition until 1921 when he was appointed to the Supreme Court of PEI.