John McDonnell, the Labour (Co-op) MP for Hayes and Harlington, has been continuously elected since May 1997, making him the 13th longest-serving active MP and the 5th longest-serving within his party. He has participated in 313 votes out of 575 eligible divisions for a participation rate of 54.43%, ranking him 240th overall among active MPs, while his 375 debate contributions place him significantly higher at 105th overall, with particular focus on Foreign Affairs and Defence, Justice and Law, and procedural matters. This represents a notable divergence between his voting and debate rankings. Among the cohort of MPs first elected in 1997, he ranks 6th in voting participation and 5th in debate contributions.

Summary generated on 21/07/2026 (View details)