Career
He served only one term in the Dáil, losing his seat at the 1969 general election. Lyons did not stand for the Dáil again, but after his 1969 defeat he was elected to the 12th Seanad on the Oireachtas sub-panel of the Labour Panel. He was re-elected in 1973 to the 13th Seanad and in 1977 to the 14th Seanad, but did not contest the 1981 Seanad election.