At the international level, he represents USA U17. He plays primarily as a Midfield.

His most recent move was a from Philadelphia Union Academy to Philadelphia Union II on 2025-02-25.

Across 2 appearances in the FIFA U17 World Cup 2025, kellan leblanc registered 0 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.