Nathaniel O'Brien

Nathaniel O'Brien (born March 3, 1983) is a Canadian competition swimmer who specialized in backstroke and butterfly events. He is a two-time national championship titleholder, and also, a member of the Pacific Coast Swimming Club in Victoria, British Columbia, under head coach and former Olympic swimmer Ron Jacks. O'Brien is the son of former swimmer Lisa Geary, who competed for the host nation Canada, and placed tenth in the women's 800-metre freestyle at the 1976 Summer Olympics in Montreal.

Nathaniel O'Brien

Nathaniel O'Brien (born March 3, 1983) is a Canadian competition swimmer who specialized in backstroke and butterfly events. He is a two-time national championship titleholder, and also, a member of the Pacific Coast Swimming Club in Victoria, British Columbia, under head coach and former Olympic swimmer Ron Jacks. O'Brien is the son of former swimmer Lisa Geary, who competed for the host nation Canada, and placed tenth in the women's 800-metre freestyle at the 1976 Summer Olympics in Montreal.