Career
He was defeated at the 1957 election, but regained his seat at the 1961 general election and was re-elected a further three times for the same constituency until he was defeated at the 1977 general election. Percy Dockrell"s two sons, John H. Dockrell and William Dockrell served as councillors on the Corporation of Dún Laoghaire a predecessor of Dún Laoghaire-Rathdown County Council.