Results for the UK general election on 12 December 2019 London, England - Elections won by Labour
Figures presented for Labour include those candidates certified by both the Labour and the Co-operative parties.
| Constituency | Candidate | Electorate | Turnout | Votes | Vote share | Vote change | Majority |
| Barking | HODGE, Margaret | 77,953 | 57.1% | 27,219 | 61.2% | -6.6% | 15,427 |
| Battersea | DE CORDOVA, Marsha | 79,350 | 75.6% | 27,290 | 45.5% | -0.4% | 5,668 |
| Bermondsey and Old Southwark | COYLE, Neil | 93,248 | 62.9% | 31,723 | 54.1% | 0.9% | 16,126 |
| Bethnal Green and Bow | ALI, Rushanara | 88,262 | 68.6% | 44,052 | 72.7% | 0.9% | 37,524 |
| Brent Central | BUTLER, Dawn | 84,032 | 58.5% | 31,779 | 64.7% | -8.4% | 20,870 |
| Brentford and Isleworth | CADBURY, Ruth | 85,775 | 68.0% | 29,266 | 50.2% | -7.2% | 10,514 |
| Brent North | GARDINER, Barry | 83,788 | 61.9% | 26,911 | 51.9% | -11.0% | 8,079 |
| Camberwell and Peckham | HARMAN, Harriet | 88,971 | 63.5% | 40,258 | 71.3% | -6.5% | 33,780 |
| Croydon Central | JONES, Sarah | 81,407 | 66.4% | 27,124 | 50.2% | -2.1% | 5,949 |
| Croydon North | REED, Steve | 88,468 | 62.9% | 36,495 | 65.6% | -8.5% | 24,673 |
| Dagenham and Rainham | CRUDDAS, Jon | 71,045 | 61.6% | 19,468 | 44.5% | -5.6% | 293 |
| Dulwich and West Norwood | HAYES, Helen | 80,331 | 69.4% | 36,521 | 65.5% | -4.2% | 27,310 |
| Ealing Central and Acton | HUQ, Rupa | 75,510 | 72.6% | 28,132 | 51.3% | -8.4% | 13,300 |
| Ealing North | MURRAY, James | 74,473 | 66.6% | 28,036 | 56.5% | -9.5% | 12,269 |
| Ealing, Southall | SHARMA, Virendra | 64,581 | 65.4% | 25,678 | 60.8% | -9.4% | 16,084 |
| East Ham | TIMMS, Stephen | 88,319 | 61.9% | 41,703 | 76.3% | -6.9% | 33,176 |
| Edmonton | OSAMOR, Kate | 65,747 | 61.4% | 26,217 | 65.0% | -6.5% | 16,015 |
| Eltham | EFFORD, Clive | 64,086 | 68.2% | 20,550 | 47.0% | -7.4% | 3,197 |
| Enfield North | CLARK, Feryal | 68,301 | 66.0% | 23,340 | 51.8% | -6.2% | 6,492 |
| Enfield, Southgate | CHARALAMBOUS, Bambos | 65,525 | 72.1% | 22,923 | 48.5% | -3.2% | 4,450 |
| Erith and Thamesmead | OPPONG-ASARE, Abena | 65,399 | 63.3% | 19,882 | 48.0% | -9.5% | 3,758 |
| Feltham and Heston | MALHOTRA, Seema | 80,934 | 59.1% | 24,876 | 52.0% | -9.2% | 7,859 |
| Greenwich and Woolwich | PENNYCOOK, Matthew | 79,997 | 66.4% | 30,185 | 56.8% | -7.6% | 18,464 |
| Hackney North and Stoke Newington | ABBOTT, Diane | 92,462 | 61.5% | 39,972 | 70.3% | -4.8% | 33,188 |
| Hackney South and Shoreditch | HILLIER, Meg | 89,387 | 60.9% | 39,884 | 73.3% | -6.2% | 33,985 |
| Hammersmith | SLAUGHTER, Andy | 74,759 | 69.5% | 30,074 | 57.9% | -6.0% | 17,847 |
| Hampstead and Kilburn | SIDDIQ, Tulip | 86,571 | 66.3% | 28,080 | 48.9% | -10.1% | 14,188 |
| Harrow West | THOMAS, Gareth | 72,464 | 66.1% | 25,132 | 52.4% | -8.4% | 8,692 |
| Hayes and Harlington | MCDONNELL, John | 72,357 | 60.8% | 24,545 | 55.8% | -10.7% | 9,261 |
| Holborn and St Pancras | STARMER, Keir | 86,061 | 66.0% | 36,641 | 64.5% | -5.6% | 27,763 |
| Hornsey and Wood Green | WEST, Catherine | 81,814 | 74.7% | 35,126 | 57.5% | -7.9% | 19,242 |
| Ilford North | STREETING, Wes | 72,973 | 68.7% | 25,323 | 50.5% | -7.2% | 5,218 |
| Ilford South | TARRY, Sam | 84,972 | 62.9% | 35,085 | 65.6% | -10.2% | 24,101 |
| Islington North | CORBYN, Jeremy | 75,162 | 71.6% | 34,603 | 64.3% | -8.7% | 26,188 |
| Islington South and Finsbury | THORNBERRY, Emily | 70,489 | 67.8% | 26,897 | 56.3% | -6.6% | 17,328 |
| Lewisham, Deptford | FOXCROFT, Vicky | 80,631 | 68.7% | 39,216 | 70.8% | -6.2% | 32,913 |
| Lewisham East | DABY, Janet | 67,857 | 66.0% | 26,661 | 59.5% | -8.5% | 17,008 |
| Lewisham West and Penge | REEVES, Ellie | 74,617 | 69.8% | 31,860 | 61.2% | -5.4% | 21,543 |
| Leyton and Wanstead | CRYER, John | 64,852 | 68.7% | 28,836 | 64.7% | -5.1% | 20,808 |
| Mitcham and Morden | MCDONAGH, Siobhain | 70,021 | 65.3% | 27,964 | 61.1% | -7.5% | 16,482 |
| Poplar and Limehouse | BEGUM, Apsana | 91,836 | 66.7% | 38,660 | 63.1% | -4.2% | 28,904 |
| Putney | ANDERSON, Fleur | 65,556 | 77.0% | 22,780 | 45.1% | 4.4% | 4,774 |
| Streatham | RIBEIRO-ADDY, Bell | 84,783 | 66.7% | 30,976 | 54.8% | -13.7% | 17,690 |
| Tooting | ALLIN-KHAN, Rosena | 76,954 | 76.0% | 30,811 | 52.7% | -6.9% | 14,307 |
| Tottenham | LAMMY, David | 75,740 | 61.9% | 35,621 | 76.0% | -5.6% | 30,175 |
| Vauxhall | ESHALOMI, Florence | 88,659 | 63.5% | 31,615 | 56.1% | -1.2% | 19,612 |
| Walthamstow | CREASY, Stella | 70,267 | 68.8% | 36,784 | 76.1% | -4.5% | 30,862 |
| West Ham | BROWN, Lyn | 97,947 | 61.5% | 42,181 | 70.1% | -6.7% | 32,388 |
| Westminster North | BUCK, Karen | 65,519 | 65.5% | 23,240 | 54.2% | -5.7% | 10,759 |
Turnout as calculated by the House of Commons Library, is the total number of votes cast and not spoiled, divided by the size of the electorate.