1968 Irish constitutional referendums
# 1968 Irish constitutional referendums

Two referendums were held in Ireland on 16 October 1968, each on a proposed amendment of the Irish constitution relating to the electoral system. Both proposals were rejected.

## Third amendment bill

The Third Amendment of the Constitution of Ireland Bill 1968 define the apportionment of constituency boundaries in a manner which would have allowed a greater degree of divergence of the ration between population and constituencies.

Third Amendment of the Constitution of Ireland Bill 1968 :

| Choice | Votes | % |
| - | - | - |
| No | 656,803 | 60.76 |
| Yes | 424,185 | 39.24 |
| Valid votes | 1,080,988 | 95.71 |
| Invalid or blank votes | 48,489 | 4.29 |
| Total votes | 1,129,477 | 100.00 |
| Registered voters/turnout | 1,717,389 | 65.77 |

## Fourth amendment bill

The Fourth Amendment of the Constitution of Ireland Bill 1968 proposed to alter the electoral system for elections to Dáil Éireann from proportional representation by means of the Single transferable vote to the First-past-the-post voting system.

Fourth Amendment of the Constitution of Ireland Bill 1968 :

| Choice | Votes | % |
| - | - | - |
| No | 657,898 | 60.84 |
| Yes | 423,496 | 39.16 |
| Valid votes | 1,081,394 | 95.73 |
| Invalid or blank votes | 48,212 | 4.27 |
| Total votes | 1,129,606 | 100.00 |
| Registered voters/turnout | 1,717,389 | 65.77 |
