| Extras |
| 45 | Ireland Under-19s v Uganda Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 44 | Ireland Under-19s v Kenya Under-19s | Gert Van Rensburg Stadium, Fochville | 1997/98 |
| 37 | Ireland Under-19s v Denmark Under-19s | Christian Brothers College Old Boys Ground, Boksburg | 1997/98 |
| 37 | Ireland Under-19s v West Indies Under-19s | Institute Perguruan Temenggong Ibrahim, Johor | 2007/08 |
| 34 | Ireland Under-19s v New Zealand Under-19s | R Premadasa Stadium, Colombo | 2005/06 |
| 30 | Ireland Under-19s v Papua New Guinea Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 30 | Ireland Under-19s v Canada Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 28 | Ireland Under-19s v England Under-19s | Bayuemas Oval, Kuala Lumpur | 2007/08 |
| 28 | Ireland Under-19s v Bangladesh Under-19s | Bayuemas Oval, Kuala Lumpur | 2007/08 |
| 27 | Ireland Under-19s v West Indies Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 27 | Ireland Under-19s v Bangladesh Under-19s | Chittagong Divisional Stadium, Chittagong | 2003/04 |
| 26 | Ireland Under-19s v Afghanistan Under-19s | Cobham Oval, Whangarei | 2017/18 |
| 25 | Ireland Under-19s v Australia Under-19s | Colombo Cricket Club Ground, Colombo | 1999/00 |
| 22 | Ireland Under-19s v Sri Lanka Under-19s | Sinhalese Sports Club Ground, Colombo | 1999/00 |
| 22 | Ireland Under-19s v Uganda Under-19s | Nondescripts Cricket Club Ground, Colombo | 2005/06 |
| 22 | Ireland Under-19s v Sri Lanka Under-19s | Allan Border Field, Brisbane | 2012 |
| 21 | Ireland Under-19s v Netherlands Under-19s | Radella Cricket Grounds, Radella | 1999/00 |
| 20 | Ireland Under-19s v Bangladesh Under-19s | Willowmoore Park Main Oval, Benoni | 1997/98 |
| 20 | Ireland Under-19s v Namibia Under-19s | Moors Sports Club Ground, Colombo | 1999/00 |
| 20 | Ireland Under-19s v Americas Under-19s | Radella Cricket Grounds, Radella | 1999/00 |
| 20 | Ireland Under-19s v Pakistan Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 20 | Ireland Under-19s v Papua New Guinea Under-19s | MainPower Oval, Rangiora | 2017/18 |
| 19 | Ireland Under-19s v Australia Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 19 | Ireland Under-19s v South Africa Under-19s | Queenstown Events Centre, Queenstown | 2009/10 |
| 19 | Ireland Under-19s v India Under-19s | Shere Bangla National Stadium, Mirpur | 2015/16 |
| 19 | Ireland Under-19s v Namibia Under-19s | Lincoln No 3, Lincoln | 2017/18 |
| 18 | Ireland Under-19s v Papua New Guinea Under-19s | Lenasia Stadium, Johannesburg | 1997/98 |
| 18 | Ireland Under-19s v Bangladesh Under-19s | Welagedara Stadium, Kurunegala | 1999/00 |
| 18 | Ireland Under-19s v Bermuda Under-19s | Johor Cricket Academy Oval, Johor | 2007/08 |
| 18 | Ireland Under-19s v United States of America Under-19s | Queenstown Events Centre, Queenstown | 2009/10 |
| 18 | Ireland Under-19s v New Zealand Under-19s | Khan Shaheb Osman Ali Stadium, Fatullah | 2015/16 |
| 18 | Ireland Under-19s v Canada Under-19s | Sheikh Kamal International Cricket Stadium, Cox's Bazar | 2015/16 |