Anton Ludvig Alvestad (7 May 1883 – 2 July 1956) was a Norwegian politician and government minister for the Labour Party. Born in Sula, Alvestad was a baker by profession, and owned his own bakery. He was also active in the temperance movement. An active labour politician from an early date, he was among the founding members of the Labour Party of Ålesund. Between 1920 and 1921 he was the first Labour mayor of the city.