| Outcome of ProFirst (PFPTP) system applied to UK 2010 election results: | |||||
| MPs in alphabetical order, with voting power (ave.per MP = 42,525) | |||||
| Elected MP | Voting power in the House | Party | Country / | Constituency | |
| No. | Rank order | ||||
| Jowell, Tessa | 42,836 | 118 | Labour | England: | Dulwich and West Norwood |
| Joyce, Eric | 27,513 | 520 | Labour | Scotland: | Falkirk |
| Kaufman, Gerald | 36,638 | 259 | Labour | England: | Manchester Gorton |
| Kawczynski, Daniel | 32,394 | 386 | Conservative | England: | Shrewsbury and Atcham |
| Keeley, Barbara | 34,123 | 329 | Labour | England: | Worsley and Eccles South |
| Keen, Alan | 36,169 | 274 | Labour | England: | Feltham and Heston |
| Kelly, Chris | 22,857 | 601 | Conservative | England: | Dudley South |
| Kendall, Elizabeth | 26,214 | 549 | Labour | England: | Leicester West |
| Kennedy, Charles | 45,919 | 87 | Lib-Dem | Scotland: | Ross, Skye and Lochaber |
| Khan, Sadiq | 42,030 | 127 | Labour | England: | Tooting |
| Kirby, Simon | 22,534 | 608 | Conservative | England: | Brighton Kemptown |
| Knight, Greg | 33,804 | 342 | Conservative | England: | Yorkshire East |
| Kwarteng, Kwasi | 30,932 | 438 | Conservative | England: | Spelthorne |
| Laing, Eleanor | 34,943 | 307 | Conservative | England: | Epping Forest |
| Lamb, Norman | 168,444 | 9 | Lib-Dem | England: | Norfolk North |
| Lammy, David | 46,016 | 84 | Labour | England: | Tottenham |
| Lancaster, Mark | 32,541 | 381 | Conservative | England: | Milton Keynes North |
| Lansley, Andrew | 38,899 | 195 | Conservative | England: | Cambridgeshire South |
| Latham, Pauline | 31,788 | 407 | Conservative | England: | Derbyshire Mid |
| Lavery, Ian | 33,467 | 353 | Labour | England: | Wansbeck |
| Laws, David | 194,663 | 4 | Lib-Dem | England: | Yeovil |
| Lazarowicz, Mark | 21,031 | 622 | Labour | Scotland: | Edinburgh North and Leith |
| Leadsom, Andrea | 45,966 | 85 | Conservative | England: | Northamptonshire South |
| Lee, Jessica | 26,130 | 551 | Conservative | England: | Erewash |
| Lee, Phillip | 37,971 | 223 | Conservative | England: | Bracknell |
| Leech, John | 122,937 | 35 | Lib-Dem | England: | Manchester Withington |
| Lefroy, Jeremy | 30,634 | 446 | Conservative | England: | Stafford |
| Leigh, Edward | 33,718 | 347 | Conservative | England: | Gainsborough |
| Leslie, Charlotte | 26,560 | 543 | Conservative | England: | Bristol North West |
| Leslie, Christopher | 25,660 | 561 | Labour | England: | Nottingham East |