2014 Roscommon–South Leitrim by-election

A by-election was held in the Dáil constituency of Roscommon–South Leitrim in Ireland on Friday, 10 October 2014, for a vacancy in the 31st Dáil following the election of Independent Teachta Dála (TD) Luke 'Ming' Flanagan to the European Parliament.

The Dublin South-West by-election was held on the same date. The Electoral (Amendment) Act 2011 required a writ for a by-election to be issued within six months of a vacancy occurring.

Independent candidate Michael Fitzmaurice was elected on the seventh count.