| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Raheny | city | Baile Atha Cliath | Ireland | 53.3825 | -6.1744444 | 3 | 84645 |
| Ranelagh | city | Baile Atha Cliath | Ireland | 53.3266667 | -6.2447222 | 49 | 88981 |
| Rath Cuil | city | Baile Atha Cliath | Ireland | 53.2827778 | -6.4727778 | 485 | 76674 |
| Rathcoole | city | Baile Atha Cliath | Ireland | 53.2827778 | -6.4727778 | 485 | 76674 |
| Rathfarnham | city | Baile Atha Cliath | Ireland | 53.3005556 | -6.2827778 | 213 | 102164 |
| Rathgar | city | Baile Atha Cliath | Ireland | 53.3122222 | -6.2683333 | 160 | 102164 |
| Rathmines | city | Baile Atha Cliath | Ireland | 53.3202778 | -6.2633333 | 118 | 102164 |
| Redgap | city | Baile Atha Cliath | Ireland | 53.2683333 | -6.4752778 | 882 | 76674 |
| Richardstown | city | Baile Atha Cliath | Ireland | 53.5158333 | -6.2361111 | 45 | 101384 |
| Ringsend | city | Baile Atha Cliath | Ireland | 53.3419444 | -6.2263889 | 3 | 89847 |
| Riversdale | city | Baile Atha Cliath | Ireland | 53.3172222 | -6.5075 | 265 | 50261 |
| Rockbrook | city | Baile Atha Cliath | Ireland | 53.2611111 | -6.3002778 | 800 | 100201 |
| Rush | city | Baile Atha Cliath | Ireland | 53.5247222 | -6.1097222 | 3 | 50537 |
| Ráth Cúil | city | Baile Atha Cliath | Ireland | 53.2827778 | -6.4727778 | 485 | 76674 |
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