 Blenkinsop caught the eye of the Football Association selectors in 1928 who choose him to play for England in a friendly match against France on 17 May 1928, at the Stade Olympique Yves-du-Manoir, Colombes, Paris.He helped the side record a 5–1 victory.In his 21st appearance for the national side, he was handed the captaincy of England for another friendly on 9 December 1931 at Arsenal's Highbury ground.