| Years |
Days |
| 39 | 175 | EC Joyce | Ireland v Zimbabwe | Harare Sports Club, Harare | 2017/18 |
| 39 | 130 | DT Johnston | Ireland v Scotland | Civil Service Cricket Club, Stormont, Belfast | 2013 |
| 37 | 339 | TJ Murtagh | Ireland v Zimbabwe | Civil Service Cricket Club, Stormont, Belfast | 2019 |
| 37 | 132 | WTS Porterfield | Ireland v West Indies | Sabina Park, Kingston | 2021/22 |
| 37 | 95 | KJ O'Brien | Ireland v Netherlands | Sportpark Maarschalkerweerd, Utrecht | 2021 |
| 36 | 296 | NJ O'Brien | Ireland v Afghanistan | Civil Service Cricket Club, Stormont, Belfast | 2018 |
| 35 | 188 | WB Rankin | Ireland v West Indies | Kensington Oval, Bridgetown | 2019/20 |
| 35 | 180 | AC Botha | Ireland v West Indies | Punjab Cricket Association Stadium, Mohali | 2010/11 |
| 35 | 158 | Simranjit Singh | Ireland v New Zealand | The Village, Malahide, Dublin | 2022 |
| 34 | 191 | AR Cusack | Ireland v England | The Village, Malahide, Dublin | 2015 |
| 34 | 71 | AR White | Ireland v Scotland | The Village, Malahide, Dublin | 2014 |
| 34 | 0 | WK McCallan | Ireland v England | Civil Service Cricket Club, Stormont, Belfast | 2009 |
| 33 | 357 | J Anderson | Ireland v Australia | Sahara Park Willowmoore, Benoni | 2016/17 |
| 33 | 338 | CA Young | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 33 | 243 | JF Mooney | Ireland v Zimbabwe | Harare Sports Club, Harare | 2015/16 |
| 33 | 191 | PR Stirling | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 33 | 139 | JP Bray | Ireland v Sri Lanka | Queen's Park (New), St George's | 2006/07 |
| 33 | 110 | GI Hume | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 33 | 105 | GC Wilson | Ireland v Afghanistan | Civil Service Cricket Club, Stormont, Belfast | 2019 |
| 33 | 75 | A Balbirnie | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 32 | 333 | PG Gillespie | Ireland v New Zealand | Guyana National Stadium, Providence | 2006/07 |
| 32 | 111 | A van der Merwe | Ireland v Canada | Castle Avenue, Dublin | 2011 |
| 31 | 234 | GH Dockrell | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 31 | 181 | BJ McCarthy | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 31 | 106 | D Langford-Smith | Ireland v Bangladesh | Shere Bangla National Stadium, Mirpur | 2007/08 |
| 31 | 70 | R Strydom | Ireland v Kenya | Civil Service Cricket Club, Stormont, Belfast | 2008 |
| 30 | 317 | AR McBrine | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 30 | 230 | TF van Woerkom | Ireland v Afghanistan | Sharjah Cricket Association Stadium, Sharjah | 2023/24 |
| 30 | 211 | MC Sorensen | Ireland v Sri Lanka | The Village, Malahide, Dublin | 2016 |
| 30 | 170 | PJK Mooney | Ireland v South Africa | Guyana National Stadium, Providence | 2006/07 |
| 30 | 122 | RM West | Ireland v England | Civil Service Cricket Club, Stormont, Belfast | 2009 |
