Henry DeWitt Carey II (January 16, 1878 - September 21, 1947) was an American actor and one of silent film's earliest superstars, usually cast as a Western hero. One of his best known performances is as the president of the United States Senate in the drama film Mr. Smith Goes to Washington (1939), for which he was nominated for the Academy Award for Best Supporting Actor.

He was the father of Harry Carey Jr., who was also a prominent actor. Born in New York City to a Judge of Special Sessions who was also president of a sewing machine company. Grew up on City Island, New York. Attended Hamilton Military Academy and turned down an appointment to West Point to attend New York University, where his law school classmates included future New York City mayor James J. Walker. After a boating accident which led to pneumonia, Carey wrote a play while recuperating and toured the country in it for three years, earning a great deal of money, all of which evaporated after his next play was a failure.