47 Labour MPs defied the party's whip to vote against Article 50. They were joined by Ken Clarke, the sole Tory rebel, Caroline Lucas, the Green MP, seven Liberal Democrats, and the SNP. 

Heidi Alexander, Lewisham East

Rushanara Ali, Bethnal Green and Bow

Graham Allen, Nottingham North

Rosena Allin-Khan, Tooting

Luciana Berger, Liverpool Wavertree

Ben Bradshaw, Exeter

Kevin Brennan, Cardiff West

Lyn Brown, West Ham

Chris Bryant, Rhondda

Karen Buck, Westminster North

Dawn Butler, Brent Central

Ruth Cadbury, Brentford and Isleworth

Ann Clwyd, Cynon Valley

Ann Coffey, Stockport

Neil Coyle, Bermondsey and Old Southwark

Mary Creagh, Wakefield

Stella Creasy, Walthamstow

Thangam Debbonaire, Bristol West

Stephen Doughty, Cardiff South and Penarth

Jim Dowd, Lewisham West and Penge

Maria Eagle, Garston and Halewood

Louise Ellman, Liverpool Riverside

Paul Farrelly, Newcastle-under-Lyme

Vicky Foxcroft, Lewisham, Deptford

Mike Gapes, Ilford South

Lilian Greenwood, Nottingham South

Helen Hayes, Dulwich and West Norwood

Meg Hiller, Hackney South and Shoreditch

Rupa Huq, Ealing Central and Acton

Peter Kyle, Hove

David Lammy, Tottenham

Rachael Maskell, York Central

Kerry McCarthy, Bristol East

Catherine McKinnell, Newcastle-upon-Tyne North

Madeleine Moon, Bridgend

Ian Murray, Edinburgh South

Stephen Pound, Ealing North

Virendra Sharma, Ealing Southall

Tulip Siddiq, Hampstead and Kilburn

Andy Slaughter, Hammersmith

Jeff Smith, Manchester Withington

Owen Smith, Pontypridd

Jo Stevens, Cardiff Central

Stephen Timms, East Ham

Catherine West, Hornsey and Wood Green

Alan Whitehead, Southampton Test

Daniel Zeichner, Cambridge