Statistics

Most Loyal MPs: Who Votes With Their Party Most Often?

Current MPs ranked by party loyalty — the share of their comparable Aye/No votes cast with their party majority (the factual inverse of rebellion). Minimum 50 votes. Independents and the Speaker are excluded as they take no party whip.

Showing 426-450 of 627 MPs

# MP Party loyalty
426 99.2 % (470/474)
427 99.1 % (1,628/1,642)
428 99.1 % (464/468)
429 99.1 % (347/350)
430 99.1 % (1,257/1,268)
431 99.1 % (1,881/1,898)
432 99.1 % (1,749/1,765)
433 99.1 % (1,412/1,425)
434 99.1 % (1,509/1,523)
435 99.1 % (427/431)
436 99.1 % (1,366/1,379)
437 99.1 % (420/424)
438 99.0 % (1,245/1,257)
439 99.0 % (309/312)
440 99.0 % (1,626/1,642)
441 99.0 % (1,422/1,436)
442 99.0 % (1,827/1,845)
443 99.0 % (1,719/1,736)
444 99.0 % (1,207/1,219)
445 99.0 % (1,307/1,320)
446 99.0 % (399/403)
447 99.0 % (1,981/2,001)
448 99.0 % (1,381/1,395)
449 99.0 % (1,279/1,292)
450 99.0 % (1,176/1,188)
Member source UK Parliament Members API
Voting source Commons Votes API

FAQs

How is this ranking calculated?

Current MPs ranked by party loyalty — the share of their comparable Aye/No votes cast with their party majority (the factual inverse of rebellion). Minimum 50 votes. Independents and the Speaker are excluded as they take no party whip.

Where does the data come from?

Rankings use official UK Parliament data — the Commons Votes API for voting and the Members API for MP details. Some measures are locally derived analysis by Ayes and Noes and are labelled as such; see the methodology on the statistics overview.

How often is it updated?

The ranking reflects the most recent data import. It refreshes as new divisions and member data are imported.