His father Ben is a former national middle-distance champion, while his mother Jessica was a multiple national champion in distances from 1500m to 10,000m.
Even his maternal grandparents, Olympians Trevor and Rosemary Wright, brought elite talent to the family.
Rosemary, a Commonwealth Games gold medallist, held the Scottish 800m record (2m00.15s) for 30 years.
“He’s a beast,” Kirkwood said.
“I knew he’d be quick ... when we heard that the race was set up as an Under-17 record attempt, we thought we’d head up and see if we could get among it.
“We thought he’d be in the region of the [U17] record, but to get under 8.10 was impressive.”
- RNZ