| Runs |
Out of |
4s |
6s |
| 114 | 176 | 21 | 5 | | DJ Pagon | West Indies Under-19s v Scotland Under-19s | Carisbrook, Dunedin | 2001/02 |
| 92 | 143 | 14 | 6 | | N Pooran | West Indies Under-19s v Australia Under-19s | Dubai Sports City Stadium, Dubai | 2013/14 |
| 80 | 133 | 20 | 0 | | TJ Bishop | West Indies Under-19s v England Under-19s | The Kent County Cricket Ground, Beckenham | 2021 |
| 68 | 166 | 17 | 0 | | KA Simmons | West Indies Under-19s v Canada Under-19s | Bert Sutcliffe Oval, Lincoln | 2017/18 |
| 72 | 128 | 15 | 2 | | M Nandu | West Indies Under-19s v Papua New Guinea Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 68 | 104 | 17 | 0 | | KO Wickham | West Indies Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 74 | 130 | 14 | 3 | | J Andrew | West Indies Under-19s v South Africa Under-19s | JB Marks Cricket Oval, Potchefstroom | 2023/24 |
| 66 | 83 | 15 | 1 | | XM Marshall | West Indies Under-19s v Ireland Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 64 | 133 | 16 | 0 | | WKD Perkins | West Indies Under-19s v United States of America Under-19s | Nondescripts Cricket Club Ground, Colombo | 2005/06 |
| 78 | 91 | 9 | 7 | | SW Ambris | West Indies Under-19s v Papua New Guinea Under-19s | Endeavour Park No 2, Townsville | 2012 |
| 66 | 116* | 15 | 1 | | AS Athanaze | West Indies Under-19s v Kenya Under-19s | Lincoln No 3, Lincoln | 2017/18 |
| 60 | 117 | 15 | 0 | | T Maraj | West Indies Under-19s v Papua New Guinea Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 66 | 107 | 12 | 3 | | LMP Simmons | West Indies Under-19s v Papua New Guinea Under-19s | Khulna Divisional Stadium, Khulna | 2003/04 |
| 66 | 90 | 12 | 3 | | AT Alleyne | West Indies Under-19s v Australia Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 66 | 105 | 12 | 3 | | JEZ Johnson | West Indies Under-19s v Sri Lanka Under-19s | Rangiri Dambulla International Stadium, Dambulla | 2023 |
| 60 | 102* | 12 | 2 | | DS Smith | West Indies Under-19s v England Under-19s | County Ground, Chelmsford | 2001 |
| 56 | 92 | 14 | 0 | | DJ Pagon | West Indies Under-19s v Sri Lanka Under-19s | Hagley Oval, Christchurch | 2001/02 |
| 64 | 86 | 10 | 4 | | XM Marshall | West Indies Under-19s v Sri Lanka Under-19s | Nondescripts Cricket Club Ground, Colombo | 2003/04 |
| 56 | 117* | 14 | 0 | | LR Johnson | West Indies Under-19s v Pakistan Under-19s | National Bank of Pakistan Sports Complex, Karachi | 2005/06 |
| 62 | 84 | 11 | 3 | | TA Griffith | West Indies Under-19s v Pakistan Under-19s | Fitzherbert Park, Palmerston North | 2009/10 |
| 64 | 106 | 10 | 4 | | SK Springer | West Indies Under-19s v Fiji Under-19s | MA Aziz Stadium, Chittagong | 2015/16 |
| 60 | 101 | 12 | 2 | | KA Kallicharan | West Indies Under-19s v South Africa Under-19s | Chatsworth Stadium, Chatsworth | 2017 |
| 56 | 107* | 14 | 0 | | KA Simmons | West Indies Under-19s v South Africa Under-19s | Chatsworth Stadium, Chatsworth | 2017 |
| 62 | 99 | 11 | 3 | | KSA McKenzie | West Indies Under-19s v New Zealand Under-19s | Willowmoore Park Main Oval, Benoni | 2019/20 |
| 54 | 119* | 12 | 1 | | CL Hooper | West Indies Young Cricketers v England Young Cricketers | Kensington Oval, Bridgetown | 1984/85 |
| 56 | 101 | 11 | 2 | | SA Jacobs | West Indies Under-19s v Papua New Guinea Under-19s | Royal Selangor Club, Kuala Lumpur | 2007/08 |
| 70 | 87 | 4 | 9 | | ZN Carter | West Indies Under-19s v England Under-19s | Queen's Park (New), St George's | 2025/26 |
| 50 | 121* | 11 | 1 | | LMP Simmons | West Indies Under-19s v Scotland Under-19s | Carisbrook, Dunedin | 2001/02 |
| 50 | 83 | 11 | 1 | | LR Johnson | West Indies Under-19s v South Africa Under-19s | P Saravanamuttu Stadium, Colombo | 2005/06 |
| 50 | 104* | 11 | 1 | | KC Brathwaite | West Indies Under-19s v Australia Under-19s | Dr YS Rajasekhara Reddy ACA-VDCA Cricket Stadium, Visakhapatnam | 2011/12 |
| 50 | 102 | 11 | 1 | | KC Brathwaite | West Indies Under-19s v Australia Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 56 | 92 | 8 | 4 | | FA Allen | West Indies Under-19s v Afghanistan Under-19s | ICC Cricket Academy Ground No 2, Dubai | 2013/14 |
| 50 | 57 | 11 | 1 | | GD Pope | West Indies Under-19s v Bangladesh Under-19s | Zohur Ahmed Chowdhury Stadium, Chittagong | 2015/16 |
| 48 | 76 | 12 | 0 | | GD Pope | West Indies Under-19s v Fiji Under-19s | MA Aziz Stadium, Chittagong | 2015/16 |
| 50 | 60 | 11 | 1 | | KS Melius | West Indies Under-19s v Kenya Under-19s | Lincoln No 3, Lincoln | 2017/18 |
| 50 | 112* | 11 | 1 | | TJ Bishop | West Indies Under-19s v Zimbabwe Under-19s | Diego Martin Sporting Complex, Diego Martin | 2021/22 |
| 56 | 80 | 8 | 4 | | J Andrew | West Indies Under-19s v Sri Lanka Under-19s | Rangiri Dambulla International Stadium, Dambulla | 2023 |
| 52 | 102* | 10 | 2 | | JA Dorne | West Indies Under-19s v England Under-19s | Queen's Park (New), St George's | 2025/26 |