Rex Haddon Downing[2] (April 21, 1925 – November 18, 2020) was an American actor as a child and youth.

He received first attention when he played Young Heathcliff in the 1939 William Wyler film Wuthering Heights (1939), which was nominated for eight Academy Awards.

In the following time Downing had a major role in the B-Movie serial Mandrake the Magician (1939; serial) and played the younger version of Tyrone Power's character in Blood and Sand (1941).

After his service in the U.S. Navy during World War II, he returned to film business in 1946, but only got small parts.

[4] His younger brother Barry Downing was also a child actor.