<Tr> <Th> Family </Th> <Td> Lucy Ricardo (mother), Ricky Ricardo (father), Mrs. MacGillicuddy (Grandmother) </Td> </Tr> <Tr> <Th> Nationality </Th> <Td> Mixed Heritage Cuban and American of Scottish descent </Td> </Tr> <P> Enrique Alberto Ricardo IV, "Little Ricky," is a fictional character from the American television series I Love Lucy (1951--57, with Ricky Jr. becoming a part of the show as of his birth in 1953) and The Lucy - Desi Comedy Hour (1957--60). Little Ricky was played by a number of actors, including James John Ganzer, twins Richard and Ronald Lee Simmons, twins Michael and Joseph Mayer and, most notably, Keith Thibodeaux, billed as Little Ricky . Although the I Love Lucy announcer and the opening credits of The Lucy - Desi Comedy Hour gave his stage name as "Little Ricky", in his post-Lucy acting career, particularly his four - year irregular stint on The Andy Griffith Show, he was billed as Richard Keith . </P> <P> In the show, Little Ricky is the son of Lucy Ricardo and Ricky Ricardo . Little Ricky lives with his parents in a New York Brownstone apartment building, which is owned and run by his godparents; the family later moves to a large suburban house in Westport, Connecticut . </P>

Who played the baby in i love lucy