1991 Donegal County Council election

An election to all 29 seats on Donegal County Council took place on 27 June 1991 as part of the 1991 Irish local elections. County Donegal was divided into 6 local electoral areas (LEAs) to elect councillors for a five-year term of office on the electoral system of proportional representation by means of the single transferable vote (PR-STV). This term was extended twice, first to 1998, then to 1999.