| 1 | 236 | IL Philip & BMW Patterson | Scotland v Ireland | The Village, Malahide, Dublin | 1991 |
| 2 | 231 | PR Stirling & EC Joyce | Ireland v United Arab Emirates | The Village, Malahide, Dublin | 2015 |
| 3 | 183 | A Balbirnie & J Anderson | Ireland v Netherlands | The Village, Malahide, Dublin | 2017 |
| 4 | 308 | NJ O'Brien & SR Thompson | North West v Leinster Cricket Union | Sydney Parade, Dublin | 2018 |
| 5 | 154 | AR White & KJ O'Brien | Ireland v Canada | The Village, Malahide, Dublin | 2008 |
| 6 | 234 | AC Botha & AR Cusack | Ireland v Scotland | Civil Service Cricket Club, Stormont, Belfast | 2007 |
| 7 | 162* | JNK Shannon & GJ McCarter | Northern Cricket Union v Leinster Cricket Union | Civil Service Cricket Club, Stormont, Belfast | 2017 |
| 8 | 150 | SC Corlett & A McBrine | Ireland v Scotland | Lodge Road, Coleraine | 1987 |
| 9 | 84 | [unknown] & [unknown] | Cambridge University v Dublin University | College Park, Dublin | 1895 |
| 10 | 100* | JO Davy & P McCrum | Ireland v Scotland | The Village, Malahide, Dublin | 1997 |