[
Information
| Pairings & results
| Crosstable
| 1st
| 2nd
| 3rd
| 4th
| 5th
| 6th
| 7th
| 8th
| Openings
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]
Round 5
20 July 1951
| Bourke (3) |
½-½ |
Diskin (3½) |
| O'Sullivan (3) |
1-0 |
Maher (3) |
| Gallagher (2½) |
1-0 |
Appelbe (2½) |
| Casey (2) |
0-1 |
Steen (2) |
| Mulcahy (2) |
½-½ |
Finnegan, C. P. (2) |
| O'Hanlon (2) |
1-0 |
Kennedy (2) |
| Nash (1½) |
1-0 |
Kearney (1½) |
| Boyd (1½) |
1-0 |
Martin (1) |
| Reid (½) |
0-1 |
Finnegan, J. (½) |
Scores after round 5
| Diskin | 4 |
| O'Sullivan | 4 |
| Bourke | 3½ |
| Gallagher | 3½ |
| Maher | 3 |
| O'Hanlon | 3 |
| Steen | 3 |
| Appelbe | 2½ |
| Boyd | 2½ |
| Finnegan, C. P. | 2½ |
| Mulcahy | 2½ |
| Nash | 2½ |
| Casey | 2 |
| Kennedy | 2 |
| Finnegan, J. | 1½ |
| Kearney | 1½ |
| Martin | 1 |
| Reid | ½ |