No — there is no reliable public source currently confirming Nick Robertson is left-handed for general tasks like writing; his primary handedness is unknown.

Nick Robertson is a professional ice hockey player who plays as a left winger for the Toronto Maple Leafs in the National Hockey League (NHL). Born in Arcadia, California, Robertson moved to Canada at a young age to pursue his hockey career.

Robertson was drafted by the Maple Leafs in the second round, 53rd overall, in the 2019 NHL Entry Draft. Known for his offensive skills and competitive drive, he has quickly become a promising prospect within the organization.

Before making his NHL debut, Robertson played for the Peterborough Petes in the Ontario Hockey League (OHL), where he was a prolific scorer and earned recognition for his leadership and scoring ability.

He has also represented the United States in international competitions, including the World Junior Championship, contributing to the team's efforts with his goal-scoring prowess.