| 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 | ||||
| Singh, Marsha | 35,093 | 302 | Labour | England: | Bradford West |
| Skidmore, Chris | 26,904 | 535 | Conservative | England: | Kingswood |
| Skinner, Dennis | 41,946 | 129 | Labour | England: | Bolsover |
| Slaughter, Andy | 39,688 | 179 | Labour | England: | Hammersmith |
| Smith, Andrew | 41,839 | 132 | Labour | England: | Oxford East |
| Smith, Angela | 33,499 | 350 | Labour | England: | Penistone and Stocksbridge |
| Smith, Chloe | 24,011 | 586 | Conservative | England: | Norwich North |
| Smith, Henry | 29,546 | 476 | Conservative | England: | Crawley |
| Smith, Julian | 38,468 | 208 | Conservative | England: | Skipton and Ripon |
| Smith, Nick | 22,931 | 600 | Labour | Wales: | Blaenau Gwent |
| Smith, Owen | 19,211 | 633 | Labour | Wales: | Pontypridd |
| Smith, Robert | 43,482 | 109 | Lib-Dem | Scotland: | Aberdeenshire West and Kincardine |
| Soames, Nicholas | 39,363 | 185 | Conservative | England: | Sussex Mid |
| Soubry, Anna | 28,603 | 490 | Conservative | England: | Broxtowe |
| Soulsby, Peter | 40,964 | 153 | Labour | England: | Leicester South |
| Spellar, John | 38,601 | 204 | Labour | England: | Warley |
| Spelman, Caroline | 37,455 | 236 | Conservative | England: | Meriden |
| Spencer, Mark | 26,694 | 541 | Conservative | England: | Sherwood |
| Stanley, John | 41,300 | 145 | Conservative | England: | Tonbridge and Malling |
| Stephenson, Andrew | 24,333 | 584 | Conservative | England: | Pendle |
| Stevenson, John | 23,050 | 599 | Conservative | England: | Carlisle |
| Stewart, Bob | 38,346 | 215 | Conservative | England: | Beckenham |
| Stewart, Iain | 32,006 | 397 | Conservative | England: | Milton Keynes South |
| Stewart, Rory | 33,447 | 354 | Conservative | England: | Penrith and The Border |
| Straw, Jack | 41,482 | 142 | Labour | England: | Blackburn |
| Streeter, Gary | 38,778 | 197 | Conservative | England: | Devon South West |
| Stride, Mel | 38,541 | 206 | Conservative | England: | Devon Central |
| Stringer, Graham | 35,402 | 292 | Labour | England: | Blackley and Broughton |
| Stuart, Gisela | 32,219 | 391 | Labour | England: | Birmingham Edgbaston |
| Stuart, Graham | 34,825 | 311 | Conservative | England: | Beverley and Holderness |