15-Year-Old Kiwi Sensation Sam Ruthe Smashes Sub-Four-Minute Mile World Record
15-year-old New Zealand runner Sam Ruthe becomes the youngest athlete ever to break the legendary four-minute mile barrier in a historic 3:58.35 performance.

Historic Milestone in Middle-Distance Running
New Zealand's Sam Ruthe has rewritten athletics history by becoming the youngest athlete ever to run a sub-four-minute mile at just 15 years old. The middle-distance prodigy clocked an astonishing 3:58.35 in challenging wet conditions at Auckland's Mount Smart Stadium.
The Record-Breaking Race
- Ruthe outperformed his pacemakers, including Olympian Sam Tanner (3:58.29) and Ben Wall (3:59.00)
- Achieved this historic feat in his first competitive mile race
- Ran negative splits with final quarter-mile in under 60 seconds
Ruthe's Meteoric Rise
2025 Career Highlights:
- Became New Zealand's youngest senior national champion in 3000m (world age-group record)
- Shared victory with Tanner in senior 1500m nationals (March 2025)
- Now holds multiple national age-group records across distances
"This was probably my favorite goal that I've reached," said an elated Ruthe post-race. "The crowd support made this extra special - we've been building toward this moment."
Historical Context
- Roger Bannister (25) first broke the barrier in 1954 (3:59.4)
- Previous youngest record holder: Jakob Ingebrigtsen (16, 3:58.07 in 2017)
- Current U16 world best: Cam Myers' 3:55.44 (2024)
Training Insights
Ruthe's coach revealed:
- Specialized high-altitude training program
- Emphasis on aerobic base development
- Revolutionary biomechanics analysis for efficiency
Future Prospects
With the 2028 Olympics approaching, athletics experts predict:
- Potential to challenge Hicham El Guerrouj's world record (3:43.13)
- Likely focus event: 1500m (better suits his stride mechanics)
- Next target: World U20 Championships qualification
This performance marks a new era in youth athletics development, showing remarkable physiological adaptation in pre-adult athletes.