1,408 Louth voters in 1865
| Name | Barony | Address | Landlord |
|---|---|---|---|
| Dorian Joseph | Dundalk Upper | Newtownfane | D.N. Kirwin |
| Dorian Joseph | Dundalk Upper | Newtownfane | D.N. Kirwin |
| Dougherty Charles | Ardee | Annagasson | |
| Dougherty Charles | Ardee | Annagasson | |
| Dougherty Thomas | Ardee | Mullamore | Lord Clermont |
| Dougherty Thomas | Ardee | Mullamore | Lord Clermont |
| Dowd John | Ardee | Cappoge | Mr. Doyne |
| Dowd John | Ardee | Cappoge | Mr. Doyne |
| Dowd Nicholas | Ardee | Listulk | Mr. Blayney Townley Balfour |
| Dowd Nicholas | Ardee | Listulk | Mr. Blayney Townley Balfour |
| Dowdall John | Dundalk Upper | Carrickedmond | Reps. R. Hall |
| Dowdall John | Dundalk Upper | Carrickedmond | Reps. R. Hall |
| Dowdall Patrick | Dundalk Upper | Blackrock | |
| Dowdall Patrick | Dundalk Upper | Blackrock | |
| Dowdall Patrick | Ferrard | Clonmore | Sir John Robinson |
| Dowdall Patrick | Ferrard | Clonmore | Sir John Robinson |
| Downey Peter | Ferrard | Coolfore | Mr. William D. Dunlop |
| Downey Peter | Ferrard | Coolfore | Mr. William D. Dunlop |
| Doyle James | Dundalk Upper | Lisdoo | Lord Roden |
| Doyle James | Dundalk Upper | Lisdoo | Lord Roden |
