[3] At an early age, Lavallée was diagnosed with both dyslexia and attention deficit hyperactivity disorder (ADHD), which led to a frustrating elementary school experience.
[6] Lavallée was named the Canadian flag bearer at the 2014 ICF Junior & U23 Canoe World Championships in Szeged, Hungary.
Lavallée also attended the 2015 ICF Junior & U23 Canoe World Championships in Milan, racing the K1 200-m Then, at the 2017 Canada Summer Games (hosted in his hometown of Winnipeg) Lavallée won three medals, including a silver in the K1 200-m and two bronzes in the K1 500-m and K4 200-m events (K referring to the number of athletes in the kayak).
[10] During medal ceremonies, notably at the 2017 Canada Games, Lavallée would wear his ceinture fléchée (Metis sash) on the podium.
One day, he “hopes to introduce more people to kayaking through an Indigenous holistic paddling program he wants to start with a fellow Métis athlete.”[11]