| Balls |
| 148 | KA Simmons | West Indies Under-19s v South Africa Under-19s | Chatsworth Stadium, Chatsworth | 2017 |
| 133 | N Pooran | West Indies Under-19s v Australia Under-19s | Dubai Sports City Stadium, Dubai | 2013/14 |
| 127 | KC Brathwaite | West Indies Under-19s v Australia Under-19s | Dr YS Rajasekhara Reddy ACA-VDCA Cricket Stadium, Visakhapatnam | 2011/12 |
| 118 | Y Cariah | West Indies Under-19s v Sri Lanka Under-19s | Village Green, Christchurch | 2009/10 |
| 115 | M Nandu | West Indies Under-19s v Papua New Guinea Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 114 | KO Wickham | West Indies Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 113 | TJ Bishop | West Indies Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 106 | DS Smith | West Indies Under-19s v England Under-19s | County Ground, Chelmsford | 2001 |
| 104 | KA Kallicharan | West Indies Under-19s v South Africa Under-19s | Chatsworth Stadium, Chatsworth | 2017 |
| 102 | KC Brathwaite | West Indies Under-19s v Australia Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 94 | JA Dorne | West Indies Under-19s v England Under-19s | Queen's Park (New), St George's | 2025/26 |
| 84 | TJ Bishop | West Indies Under-19s v England Under-19s | The Kent County Cricket Ground, Beckenham | 2021 |
| 73 | JEZ Johnson | West Indies Under-19s v Sri Lanka Under-19s | Rangiri Dambulla International Stadium, Dambulla | 2023 |
| 71 | J Andrew | West Indies Under-19s v South Africa Under-19s | JB Marks Cricket Oval, Potchefstroom | 2023/24 |
