Leitrim–Sligo: 1929 by-election Results, Counts, Stats and Analysis

Seats: 1

Quota: 26610

Seat	Party		Candidate	Share	First Pref Votes
1			Seán Mac Eoin (CnG)	53.7%	28598
			Eamon Donnelly (FF)	46.3%	24621

Incumbent in Bold

Electorate: 72573

Valid: 53219