| Gordon Mawhinney | |
| Office: | Deputy leader of the Alliance Party of Northern Ireland |
| Leader: | John Alderdice |
| Term Start: | 1987 |
| Term End: | 1991 |
| Predecessor: | Addie Morrow |
| Office1: | Member of Newtownabbey Borough Council |
| Constituency1: | University |
| Term Start1: | 19 May 1993 |
| Term End1: | 21 May 1997 |
| Predecessor1: | District created |
| Successor1: | Lynn Frazer |
| Constituency2: | Manse Road |
| Term Start2: | 17 May 1989 |
| Term End2: | 19 May 1993 |
| Predecessor2: | Edward Cassells |
| Successor2: | District abolished |
| Office3: | Member of the Northern Ireland Assembly for South Antrim |
| Term Start3: | 20 October 1982 |
| Term End3: | 1986 |
| Predecessor3: | Assembly re-established |
| Successor3: | Assembly dissolved |
| Birth Date: | 4 January 1943 |
| Birth Place: | Antrim, Northern Ireland |
| Party: | Alliance Party |
Gordon Hugh Mawhinney (born 4 January 1943) is a Northern Irish former politician.
Mawhinney married Maureen Gribben (born 5 January 1943) on 4 April 1967.[1] In 1981, Mawhinney stood for the Alliance Party of Northern Ireland in Newtownabbey District "C", but was not elected.[2] He was elected to the Northern Ireland Assembly, 1982, in South Antrim.[3] He stood in the equivalent Westminster constituency at the 1983 general election, receiving 11.9% of the votes cast, and increased his share to 16.0% at the 1987 general election, in which he took second place.[4]
In 1987, Mawhinney was elected as Deputy Leader of the Alliance Party, a position which he held until he resigned in 1991, claiming "health and business reasons".[5] In 1989, he finally won a seat on Newtownabbey Borough Council, in Manse Road[6] In 1993, he won a seat in the successor district of University, but he did not restand in 1997.[7]