Dublin County: 1927 by-election Results, Counts, Stats and Analysis

Seats: 1

Quota: 23713

Seat	Candidate	Share	First Pref Votes
1	Gearóid O'Sullivan (CnG)	69.6%	39966
	Robert Brennan (FF)	28.1%	16126
	Kathleen Lynn (SF)	2.3%	1332

Incumbent in Bold

Electorate: 110840

Valid: 57424