The tables below list the names, constituencies and percentage majorities of MPs from smaller parties elected at the 2010 general election. Details of by-elections held since 2010 are available.
Alliance Party
| Constituency |
Member |
Majority |
Change |
| Belfast East |
Long, Naomi |
4.45 |
Gain from DUP |
Democratic Unionist Party
| Constituency |
Member |
Majority |
Change |
| Antrim East |
Wilson, Sammy |
22.20 |
|
| Antrim North |
Paisley Junior, Ian |
29.62 |
|
| Antrim South |
McCrea, William |
3.48 |
|
| Belfast North |
Dodds, Nigel |
6.01 |
|
| Lagan Valley |
Donaldson, Jeffrey |
28.70 |
|
| Londonderry East |
Campbell, Gregory |
15.32 |
|
| Strangford |
Shannon, Jim |
18.08 |
|
| Upper Bann |
Simpson, Thomas |
8.12 |
|
Green Party
| Constituency |
Member |
Majority |
Change |
| Brighton Pavilion |
Lucas, Caroline |
2.42 |
Gain from Lab |
Independent
| Constituency |
Member |
Majority |
Change |
| Down North |
Hermon, Sylvia |
42.90 |
Gain from UUP |
Plaid Cymru
| Constituency |
Member |
Majority |
Change |
| Arfon |
Williams, Hywel |
5.58 |
Gain from Lab |
| Carmarthen East and Dinefwr |
Edwards, Jonathan |
9.16 |
|
| Dwyfor Meirionnydd |
Llwyd, Elfyn |
22.03 |
|
Social Democratic and Labour Party
| Constituency |
Member |
Majority |
Change |
| Belfast South |
McDonnell, Alasdair |
17.33 |
|
| Down South |
Ritchie, Margaret |
19.75 |
|
| Foyle |
Durkan, Mark |
12.73 |
|
Sinn Fein
| Constituency |
Member |
Majority |
Change |
| Belfast West |
Adams, Gerry |
54.71 |
|
| Fermanagh and South Tyrone |
Gildernew, Michelle |
0.01 |
|
| Newry and Armagh |
Murphy, Conor |
18.55 |
|
| Tyrone West |
Doherty, Pat |
28.67 |
|
| Ulster Mid |
McGuinness, Martin |
37.62 |
|
Scottish National Party
| Constituency |
Member |
Majority |
Change |
| Angus |
Weir, Mike |
8.65 |
|
| Banff and Buchan |
Whiteford, Eilidh |
10.47 |
|
| Dundee East |
Hosie, Stewart |
4.49 |
|
| Na h-Eileanan an Iar |
MacNeil, Angus |
12.81 |
|
| Moray |
Robertson, Angus |
13.63 |
|
| Perth and Perthshire North |
Wishart, Pete |
9.07 |
|
Source: Pippa Norris, British General Election Constituency Results Release 5.0; Guardian.
