| 144 | SD Gilmour (100*) & MQ Sheikh (60) | Scotland Under-19s v Namibia Under-19s | Eden Park Outer Oval, Auckland | 2001/02 |
| 101 | NAG Farrar (58) & PA Ross (43) | Scotland Under-19s v Zimbabwe Under-19s | Peter Burge Oval, Brisbane | 2012 |
The list shows occurrences of 100 runs or more