Kat McNamara Profile | Contact details (Phone number, Instagram, Twitter, Facebook, Official Website)-KAT MCNAMARA is a 21 years old popular actress whose Real Name is Katherine Grace McNamara. In 2016 she starred in the television series Shadowhunters as a Clary Fray and formerly she plays a role as Harper Munroe on the MTV comedy series Happyland.We know that her fans want to contact her for them we have provided the contact details of her.