John Joseph Patrick Ryan (December 30, 1920 – January 21, 1998), best known by his stage name Jack Lord, was an American television, film, and Broadway actor. He was known for his starring role as Steve McGarrett in the American television program Hawaii Five-O from 1968 to 1980. Lord appeared in feature films earlier in his career, among them Man of the West (1958). He was the first actor to play recurring character Felix Leiter in the first James Bond film Dr. No.
Born in Brooklyn, New York, Lord was the son of Irish-American parents. His father, William Lawrence Ryan, was a steamship company executive. He grew up in Morris Park (now known as Richmond Hill), Queens, New York.
Young Lord developed his equestrian skills on his mother's fruit farm in the Hudson River Valley. He started spending summers at sea, and from the deck of cargo ships, painted and sketched the landscapes he encountered—Africa, the Mediterranean and China. He was educated at St. Benedict Joseph Labre School, John Adams High School, in Ozone Park, New York, Fort Trumbull United States Merchant Marine Academy, then located in New London, Connecticut, graduating as an Ensign with a Third Mates License. He attended New York University on a football scholarship, and earned a degree in Fine Arts.