Halvdan Aarsrud (29 September 1878 – 25 July 1925) was a Norwegian bailiff and politician for the Labour Party. He was born in Våler, Hedmark as a son of farmer and politician Hermann Hansen Aarsrud (1837–1927) and Amalie Lundeby (1849–1915). After finishing primary school and county school, he graduated from Jønsberg Agricultural School. In 1907 he settled as a farmer in Våler, first at the farm Nervåle and later at Sole. From 1918 he was also the bailiff of Våler; and he was the director of the local savings bank.