| 124 | KJ O'Brien | Ireland v Hong Kong | Al Amerat Cricket Ground, Al Amerat | 2019/20 |
| 115* | PR Stirling | Ireland v Zimbabwe | Magheramason, Bready | 2021 |
| 100 | GR Adair | Ireland v South Africa | Sheikh Zayed Stadium, Abu Dhabi | 2024 |
| 95 | PR Stirling | Ireland v West Indies | Queen's Park (New), St George's | 2019/20 |
| 94* | LJ Tucker | Ireland v Austria | Raeburn Place, Edinburgh | 2023 |
| 91 | PR Stirling | Ireland v Afghanistan | Rajiv Gandhi International Cricket Stadium, Dehra Dun | 2018/19 |
| 89* | GJ Delany | Ireland v Oman | Sheikh Zayed Stadium Nursery 1, Abu Dhabi | 2019/20 |
| 84 | LJ Tucker | Ireland v United States of America | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2021/22 |
| 83 | A Balbirnie | Ireland v Netherlands | Al Amerat Cricket Ground, Al Amerat | 2018/19 |
| 83* | PR Stirling | Ireland v Zimbabwe | Magheramason, Bready | 2019 |
| 81 | PR Stirling | Ireland v Scotland | Sportpark Het Schootsveld, Deventer | 2018 |
| 79 | PR Stirling | Ireland v Afghanistan | Dubai Sports City Stadium, Dubai | 2011/12 |
| 78* | EC Joyce | Ireland v Scotland | Dubai Sports City Stadium, Dubai | 2011/12 |
| 78 | LJ Tucker | Ireland v South Africa | Seat Unique Stadium, Bristol | 2022 |
| 77 | PR Stirling | Ireland v Bangladesh | Zohur Ahmed Chowdhury Stadium, Chittagong | 2022/23 |
| 77 | A Balbirnie | Ireland v Pakistan | Castle Avenue, Dublin | 2024 |
| 76 | PR Stirling | Ireland v Afghanistan | Sheikh Zayed Stadium, Abu Dhabi | 2013/14 |
| 75* | A Balbirnie | Ireland v Oman | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
| 74 | A Balbirnie | Ireland v Scotland | Sportpark Het Schootsveld, Deventer | 2018 |
| 74 | KJ O'Brien | Ireland v Afghanistan | Rajiv Gandhi International Cricket Stadium, Dehra Dun | 2018/19 |
| 73 | LJ Tucker | Ireland v Pakistan | Castle Avenue, Dublin | 2024 |
| 72 | WTS Porterfield | Ireland v United Arab Emirates | Sheikh Zayed Stadium, Abu Dhabi | 2015/16 |
| 72 | PR Stirling | Ireland v United Arab Emirates | Sheikh Zayed Stadium, Abu Dhabi | 2019/20 |
| 72* | C Campher | Ireland v Scotland | Blundstone Arena, Hobart | 2022/23 |
| 72 | MR Adair | Ireland v Scotland | Raeburn Place, Edinburgh | 2023 |
| 72 | A Balbirnie | Ireland v India | The Village, Malahide, Dublin | 2023 |
| 71 | PR Stirling | Ireland v Oman | Al Amerat Cricket Ground, Al Amerat | 2018/19 |
| 71* | LJ Tucker | Ireland v Australia | Brisbane Cricket Ground, Woolloongabba, Brisbane | 2022/23 |
| 70* | A Balbirnie | Ireland v Hong Kong | Sheikh Zayed Stadium, Abu Dhabi | 2019/20 |
| 66* | PR Stirling | Ireland v West Indies | Blundstone Arena, Hobart | 2022/23 |
| 65 | AR Cusack | Ireland v Netherlands | Dubai Sports City Stadium, Dubai | 2009/10 |
| 65* | PR Stirling | Ireland v Kenya | Mombasa Sports Club Ground, Mombasa | 2011/12 |
| 65* | GC Wilson | Ireland v Scotland | Dubai Sports City Stadium, Dubai | 2016/17 |
| 65 | KJ O'Brien | Ireland v Scotland | Al Amerat Cricket Ground, Al Amerat | 2018/19 |
| 65 | GR Adair | Ireland v Zimbabwe | Harare Sports Club, Harare | 2022/23 |
| 64 | A Balbirnie | Ireland v Scotland | The Village, Malahide, Dublin | 2019 |
| 64* | HT Tector | Ireland v India | The Village, Malahide, Dublin | 2022 |
| 63 | KJ O'Brien | Ireland v Scotland | The Village, Malahide, Dublin | 2019 |
| 62 | DT Johnston | Ireland v Afghanistan | Sheikh Zayed Stadium, Abu Dhabi | 2013/14 |
| 62 | PR Stirling | Ireland v Hong Kong | Sheikh Zayed Stadium, Abu Dhabi | 2019/20 |
| 62 | A Balbirnie | Ireland v England | Melbourne Cricket Ground, Melbourne | 2022/23 |
| 61* | PR Stirling | Ireland v Canada | Dubai Sports City Stadium, Dubai | 2011/12 |
| 61 | C Campher | Ireland v Italy | Goldenacre, Edinburgh | 2023 |
| 60 | PR Stirling | Ireland v Zimbabwe | Sylhet Stadium, Sylhet | 2013/14 |
| 60 | PR Stirling | Ireland v Scotland | Dubai Sports City Stadium, Dubai | 2016/17 |
| 60 | JNK Shannon | Ireland v India | The Village, Malahide, Dublin | 2018 |
| 60 | HT Tector | Ireland v Netherlands | The Village, Malahide, Dublin | 2019 |
| 60 | PR Stirling | Ireland v Afghanistan | Greater Noida Sports Complex Ground, Greater Noida | 2019/20 |
| 60 | KJ O'Brien | Ireland v Zimbabwe | Castle Avenue, Dublin | 2021 |
| 60 | A Balbirnie | Ireland v India | The Village, Malahide, Dublin | 2022 |
| 59 | GC Wilson | Ireland v Afghanistan | Greater Noida Sports Complex Ground, Greater Noida | 2016/17 |
| 59 | PR Stirling | Ireland v Nepal | Al Amerat Cricket Ground, Al Amerat | 2019/20 |
| 58 | GC Wilson | Ireland v Scotland | Sportpark Het Schootsveld, Deventer | 2018 |
| 58* | PR Stirling | Ireland v Jersey | Sheikh Zayed Stadium Nursery 1, Abu Dhabi | 2019/20 |
| 58* | GH Dockrell | Ireland v Afghanistan | Civil Service Cricket Club, Stormont, Belfast | 2022 |
| 57 | AD Poynter | Ireland v Netherlands | Sylhet Stadium, Sylhet | 2013/14 |
| 57* | WTS Porterfield | Ireland v Papua New Guinea | Civil Service Cricket Club, Stormont, Belfast | 2015 |
| 57* | Simranjit Singh | Ireland v Netherlands | Hazelaarweg, Rotterdam | 2018 |
| 57* | LJ Tucker | Ireland v United States of America | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2021/22 |
| 56* | WTS Porterfield | Ireland v Kenya | Dubai Sports City Stadium, Dubai | 2011/12 |
| 56 | SR Thompson | Ireland v Afghanistan | Greater Noida Sports Complex Ground, Greater Noida | 2016/17 |
| 56 | PR Stirling | Ireland v Scotland | Al Amerat Cricket Ground, Al Amerat | 2018/19 |
| 56* | HT Tector | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 56 | A Balbirnie | Ireland v Scotland | Sportpark Westvliet, Voorburg | 2024 |
| 55* | PR Stirling | Ireland v Denmark | Raeburn Place, Edinburgh | 2023 |
| 55 | LJ Tucker | Ireland v Scotland | Sportpark Westvliet, Voorburg | 2024 |
| 54 | KJ O'Brien | Ireland v United Arab Emirates | ICC Cricket Academy Ground, Dubai | 2021/22 |
| 54* | HT Tector | Ireland v Zimbabwe | Harare Sports Club, Harare | 2023/24 |
| 53 | PR Stirling | Ireland v United Arab Emirates | ICC Cricket Academy Ground, Dubai | 2021/22 |
| 53 | A Balbirnie | Ireland v Denmark | Raeburn Place, Edinburgh | 2023 |
| 53* | GH Dockrell | Ireland v Netherlands | Sportpark Westvliet, Voorburg | 2024 |
| 52 | GJ Delany | Ireland v Scotland | The Village, Malahide, Dublin | 2019 |
| 52 | PR Stirling | Ireland v South Africa | Sheikh Zayed Stadium, Abu Dhabi | 2024 |
| 51 | PR Stirling | Ireland v Scotland | Sportpark Het Schootsveld, Deventer | 2018 |
| 51 | PR Stirling | Ireland v Oman | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
| 51* | GJ Delany | Ireland v Bahrain | Al Amerat Cricket Ground Turf 2, Al Amerat | 2021/22 |
| 51 | A Balbirnie | Ireland v Afghanistan | Civil Service Cricket Club, Stormont, Belfast | 2022 |
| 51* | BJ McCarthy | Ireland v India | The Village, Malahide, Dublin | 2023 |
| 51 | LJ Tucker | Ireland v Pakistan | Castle Avenue, Dublin | 2024 |
| 50 | NJ O'Brien | Ireland v Canada | Sinhalese Sports Club Ground, Colombo | 2009/10 |
| 50 | HT Tector | Ireland v United Arab Emirates | Al Amerat Cricket Ground, Al Amerat | 2021/22 |
| 50 | LJ Tucker | Ireland v Afghanistan | Civil Service Cricket Club, Stormont, Belfast | 2022 |
| 50 | C Campher | Ireland v Bangladesh | Zohur Ahmed Chowdhury Stadium, Chittagong | 2022/23 |
