 He lost his seat at the September 1927 general election and was an unsuccessful candidate at the 1932 general election.He died at his home at Lough House, Ballyengland, Askeaton.The son of John B. Hewson, of Castle Hewson, Askeaton, County Limerick, Gilbert Hewson was a barrister, and served as a member of Limerick County Council for many years.