The answer is David. Chris Noth's full name is Christopher David Noth. He is an American actor, best known for his roles as Mr. Big in the HBO series "Sex and the City" and Detective Mike Logan in the NBC series "Law & Order". Noth has also appeared in numerous other films and television shows throughout his career.
The Charismatic Journey of Chris Noth: An Engaging Quiz on the Life and Career of an Iconic American Actor