He held that seat until the constituency was divided at the 1945 election, when he was elected for Blackpool South, holding that seat until he retired from the House of Commons at the 1964 general election. Robinson never held ministerial office but was Chairman of the Conservative Commonwealth Affairs Committee in the House of Commons from 1954 to 1964. He was knighted in 1954, admitted to the Privy Council in 1962, and in 1964 he was raised to the peerage as Baron Martonmere, of Blackpool in the County Palatine of Lancaster.
During the latter year, he was also appointed Governor of Bermuda, a post he held until 1972.
He was further honoured when he was made a Knight Commander of the Order of Street Michael and Saint George in 1966 and a GBE in 1973. Lord Martonmere married Maysie Gasque, daughter of Clarence Warren Gasque, in 1930.
Lord Martonmere died in May 1989, aged 82.
36th United Kingdom Parliament. 37th United Kingdom Parliament. 38th United Kingdom Parliament.
39th United Kingdom Parliament.
40th United Kingdom Parliament. 41st United Kingdom Parliament.
42nd United Kingdom Parliament]
He was elected at the 1931 general election as Member of Parliament (Member of Parliament) for Widnes, a seat he held until 1935, when he was elected for Blackpool.