| 8 | Ireland Under-19s v Australia Under-19s | Endeavour Park No 2, Townsville | 2012 |
| 7 | Ireland Under-19s v Netherlands Under-19s | Radella Cricket Grounds, Radella | 1999/00 |
| 7 | Ireland Under-19s v Papua New Guinea Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 7 | Ireland Under-19s v England Under-19s | Bayuemas Oval, Kuala Lumpur | 2007/08 |
| 7 | Ireland Under-19s v West Indies Under-19s | Institute Perguruan Temenggong Ibrahim, Johor | 2007/08 |
| 7 | Ireland Under-19s v New Zealand Under-19s | Khan Shaheb Osman Ali Stadium, Fatullah | 2015/16 |
| 6 | Ireland Under-19s v Denmark Under-19s | Christian Brothers College Old Boys Ground, Boksburg | 1997/98 |
| 6 | Ireland Under-19s v Sri Lanka Under-19s | Sinhalese Sports Club Ground, Colombo | 1999/00 |
| 6 | Ireland Under-19s v Zimbabwe Under-19s | Nondescripts Cricket Club Ground, Colombo | 2005/06 |
| 6 | Ireland Under-19s v Namibia Under-19s | WEP Harris Oval, Brisbane | 2012 |
| 6 | Ireland Under-19s v Sri Lanka Under-19s | Allan Border Field, Brisbane | 2012 |
| 6 | Ireland Under-19s v Scotland Under-19s | WEP Harris Oval, Brisbane | 2012 |
| 6 | Ireland Under-19s v India Under-19s | Shere Bangla National Stadium, Mirpur | 2015/16 |
| 6 | Ireland Under-19s v Afghanistan Under-19s | Cobham Oval, Whangarei | 2017/18 |
| 6 | Ireland Under-19s v West Indies Under-19s | Bert Sutcliffe Oval, Lincoln | 2017/18 |
| 5 | Ireland Under-19s v Pakistan Under-19s | Avion Park Cricket Club, Kempton Park | 1997/98 |
| 5 | Ireland Under-19s v Bangladesh Under-19s | Willowmoore Park Main Oval, Benoni | 1997/98 |
| 5 | Ireland Under-19s v Australia Under-19s | Colombo Cricket Club Ground, Colombo | 1999/00 |
| 5 | Ireland Under-19s v South Africa Under-19s | Welagedara Stadium, Kurunegala | 1999/00 |
| 5 | Ireland Under-19s v West Indies Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 5 | Ireland Under-19s v Uganda Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 5 | Ireland Under-19s v England Under-19s | Endeavour Park, Townsville | 2012 |
| 5 | Ireland Under-19s v Nepal Under-19s | Khan Shaheb Osman Ali Stadium, Fatullah | 2015/16 |
| 5 | Ireland Under-19s v South Africa Under-19s | Sheikh Kamal International Cricket Stadium, Cox's Bazar | 2015/16 |
| 5 | Ireland Under-19s v Pakistan Under-19s | Cobham Oval, Whangarei | 2017/18 |
| 5 | Ireland Under-19s v Papua New Guinea Under-19s | MainPower Oval, Rangiora | 2017/18 |
| 4 | Ireland Under-19s v Sri Lanka Under-19s | Christian Brothers School Ground, Boksburg | 1997/98 |
| 4 | Ireland Under-19s v Pakistan Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 4 | Ireland Under-19s v Australia Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 4 | Ireland Under-19s v New Zealand Under-19s | R Premadasa Stadium, Colombo | 2005/06 |
| 4 | Ireland Under-19s v South Africa Under-19s | Queenstown Events Centre, Queenstown | 2009/10 |
| 4 | Ireland Under-19s v Bangladesh Under-19s | McLean Park, Napier | 2009/10 |
| 4 | Ireland Under-19s v Canada Under-19s | Sheikh Kamal International Cricket Stadium, Cox's Bazar | 2015/16 |