Sigurd Verdal (4 June 1927 – 27 August 2010[1]) was a Norwegian politician for the Labour Party.
Verdal was born in Eiken. He was elected to the Norwegian Parliament from Vest-Agder in 1981, and was re-elected on two occasions. He had previously served in the position of deputy representative during the terms 1973 - 1977 and 1977 - 1981.
Verdal was a member of Audnedal municipality council in the periods 1969 - 1971 and 1971 - 1973. In 1969 - 1971 he was also a member of the Vest-Agder county council.