Leonardo James

Leonardo James is a main character on Chicago P.D.

Born in April 1985, Leonardo was raised by a Vietnam veteran and a police officer alongside his kid brother Andrew. Following graduation, he'd joined the Marine Corps, to serve his country. During a mission, Leonardo's fell in love with his most trusted lieutenant Claire Mitchell.

Leonardo later joined up with Hank's Intelligence Unit and formed a close friendship with Erin Lindsay much to his wife's dismay.