The All-Party Parliamentary Humanist Group brings together non-religious MPs and peers to discuss matters of shared interest. The group has over 100 members.

Members include MPs Clive Lewis (Labour), Crispin Blunt (Conservative) & Kelvin Hopkins (Labour). Other members in the Lords include Lord Warner (Labour), Lord Taverne (Liberal Democrat), Lord Garel-Jones (Conservative), Baroness Flather (Crossbench), Baroness Massey of Darwen (Labour) and Lord Dubs (Labour).

A former co-chair was Baroness Bakewell (Labour). Clive Lewis MP (Labour), Tommy Sheppard MP (SNP),  Jeff Smith MP (Labour) and Lord Garel-Jones  (Conservative) are former vice-chairs.

Other former members have included Michael Connarty, Julian Huppert, Ian Swales, Colin Challen, Lynne Jones, Evan Harris, Paul Holmes, Sandra Gidley, William Goodhart, Joel Joffe, and Rhodri Morgan.