Macclesfield [E] Conservative hold
| AV Harvey | Conservative | 29,434 | 59.03% |
| AE Taylor | Labour | 20,428 | 40.97% |
Electorate: 57,134; Turnout: 87.27%; Majority: 9,006 (18.06%)
Maidstone [E] Conservative hold
| AC Bossom | Conservative | 27,606 | 56.61% |
| HA White | Labour | 21,159 | 43.39% |
Electorate: 60,549; Turnout: 80.54%; Majority: 6,447 (13.22%)
Maldon [E] Labour hold
| TEN Driberg | Labour | 22,756 | 50.79% |
| AR Moody | Conservative | 22,052 | 49.21% |
Electorate: 51,282; Turnout: 87.38%; Majority: 704 (1.57%)
Manchester Ardwick [E] Labour hold
| LM Lever | Labour | 22,150 | 55.54% |
| E Hodson | Conservative | 17,732 | 44.46% |
Electorate: 50,431; Turnout: 79.08%; Majority: 4,418 (11.08%)
Manchester Blackley [E] Conservative gain
| EST Johnson | Conservative | 25,076 | 49.01% |
| J Diamond | Labour | 22,804 | 44.57% |
| F Smith | Liberal | 3,287 | 6.42% |
Electorate: 59,769; Turnout: 85.61%; Majority: 2,272 (4.44%)
Manchester Cheetham [E] Labour hold
| NH Lever | Labour | 22,810 | 62.30% |
| GW Singleton | Conservative | 13,802 | 37.70% |
Electorate: 48,241; Turnout: 75.89%; Majority: 9,008 (24.60%)
Manchester Clayton [E] Labour hold
| H Thorneycroft | Labour | 27,985 | 63.45% |
| MS Grant | Conservative | 16,122 | 36.55% |
Electorate: 55,727; Turnout: 79.15%; Majority: 11,863 (26.90%)
Manchester Exchange [E] Labour hold
| W Griffiths | Labour | 18,475 | 55.39% |
| IW Owen | Conservative | 14,881 | 44.61% |
Electorate: 46,064; Turnout: 72.41%; Majority: 3,594 (10.77%)
Manchester Gorton [E] Labour hold
| WH Oldfield | Labour | 28,763 | 58.02% |
| SH Garlick | Conservative | 20,815 | 41.98% |
Electorate: 60,233; Turnout: 82.31%; Majority: 7,948 (16.03%)
Manchester Moss Side [E] Conservative hold
| F Horsbrugh | Conservative | 27,697 | 62.22% |
| F Allaun | Labour | 16,819 | 37.78% |
Electorate: 57,396; Turnout: 77.56%; Majority: 10,878 (24.44%)
Manchester Withington [E] Conservative hold
| RA Cary | Conservative | 26,804 | 64.73% |
| J Clough | Labour | 14,604 | 35.27% |
Electorate: 51,575; Turnout: 80.29%; Majority: 12,200 (29.46%)
Manchester Wythenshawe [E] Conservative hold
| E Hill | Conservative | 28,611 | 56.47% |
| LL Hanbidge | Labour | 22,055 | 43.53% |
Electorate: 62,471; Turnout: 81.10%; Majority: 6,556 (12.94%)
Mansfield [E] Labour hold
| HB Taylor | Labour | 37,097 | 69.92% |
| ME Williamson | Conservative | 15,961 | 30.08% |
Electorate: 63,662; Turnout: 83.34%; Majority: 21,136 (39.84%)
Melton [E] Conservative hold
| HA Nutting | Conservative | 28,689 | 56.26% |
| KF Urwin | Labour | 22,308 | 43.74% |
Electorate: 59,671; Turnout: 85.46%; Majority: 6,381 (12.51%)
Merioneth [W] Labour gain
| TW Jones | Labour | 10,505 | 42.94% |
| E Roberts | Liberal | 9,457 | 38.65% |
| WGO Morgan | Conservative | 4,505 | 18.41% |
Electorate: 28,019; Turnout: 87.32%; Majority: 1,048 (4.28%)
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Merthyr Tydfil [W] Labour hold
| SO Davies | Labour | 28,841 | 79.57% |
| JF Lynam | Conservative | 7,405 | 20.43% |
Electorate: 42,937; Turnout: 84.42%; Majority: 21,436 (59.14%)
Merton & Morden [E] Conservative hold
| RED Ryder | Conservative | 26,488 | 54.53% |
| AMF Palmer | Labour | 22,086 | 45.47% |
Electorate: 56,049; Turnout: 86.66%; Majority: 4,402 (9.06%)
Middlesbrough East [E] Labour hold
| HA Marquand | Labour | 31,277 | 66.51% |
| RM Turton | Conservative | 15,749 | 33.49% |
Electorate: 58,110; Turnout: 80.93%; Majority: 15,528 (33.02%)
Middlesbrough West [E] Conservative gain
| JES Simon | Conservative | 24,622 | 52.22% |
| D Dunwoodie | Labour | 22,525 | 47.78% |
Electorate: 54,640; Turnout: 86.29%; Majority: 2,097 (4.45%)
Middleton & Prestwich [E] Conservative hold
| JD Barlow | Conservative | 26,073 | 54.15% |
| A Knight | Labour | 16,323 | 33.90% |
| E Harrison | Liberal | 5,757 | 11.96% |
Electorate: 56,657; Turnout: 84.99%; Majority: 9,750 (20.25%)
Midlothian & Peebles [S] Labour hold
| DJ Pryde | Labour | 29,271 | 55.28% |
| JA Stodart | Conservative | 23,681 | 44.72% |
Electorate: 63,213; Turnout: 83.77%; Majority: 5,590 (10.56%)
Mitcham [E] Conservative hold
| LR Carr | Conservative | 34,056 | 54.71% |
| HE Randall | Labour | 28,187 | 45.29% |
Electorate: 73,575; Turnout: 84.60%; Majority: 5,869 (9.43%)
Monmouth [W] Conservative hold
| GEP Thorneycroft | Conservative | 22,475 | 55.59% |
| J Richardson | Labour | 17,952 | 44.41% |
Electorate: 48,314; Turnout: 83.68%; Majority: 4,523 (11.19%)
Montgomery [W] Liberal hold
| EC Davies | Liberal | 17,075 | 68.49% |
| DC Jones | Labour | 7,854 | 31.51% |
Electorate: 32,423; Turnout: 76.89%; Majority: 9,221 (36.99%)
Moray & Nairn [S] Conservative hold
| JG Stuart | Conservative | 15,881 | 60.23% |
| DT Hutchinson | Labour | 10,487 | 39.77% |
Electorate: 35,370; Turnout: 74.55%; Majority: 5,394 (20.46%)
Morecambe & Lonsdale [E] Conservative hold
| WJI Fraser | Conservative | 31,211 | 69.45% |
| E Gardner | Labour | 13,732 | 30.55% |
Electorate: 55,913; Turnout: 80.38%; Majority: 17,479 (38.89%)
Morpeth [E] Labour hold
| RJ Taylor | Labour | 27,718 | 71.88% |
| PM Colvin-Smith | Conservative | 10,843 | 28.12% |
Electorate: 45,117; Turnout: 85.47%; Majority: 16,875 (43.76%)
Motherwell [S] Labour hold
| A Anderson | Labour | 23,641 | 57.25% |
| NA Sloan | Lib & Conservative | 17,650 | 42.75% |
Electorate: 48,734; Turnout: 84.73%; Majority: 5,991 (14.51%)
Neath [W] Labour hold
| DJ Williams | Labour | 34,496 | 76.89% |
| G Jennings | Conservative | 10,367 | 23.11% |
Electorate: 52,203; Turnout: 85.94%; Majority: 24,129 (53.78%)
Nelson & Colne [E] Labour hold
| SS Silverman | Labour | 25,611 | 54.70% |
| A Green | Conservative | 21,211 | 45.30% |
Electorate: 52,614; Turnout: 88.99%; Majority: 4,400 (9.40%)
Newark [E] Labour hold
| G Deer | Labour | 30,476 | 57.19% |
| RH Watson | Conservative | 22,817 | 42.81% |
Electorate: 62,353; Turnout: 85.47%; Majority: 7,659 (14.37%)
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