Lee William Aaker was an American child actor, producer, carpenter, and ski instructor known for his appearance as Rusty of "B-Company" in the 1950s television program The Adventures of Rin Tin Tin. He was the final surviving cast member of the series. In 1952, Lee Aaker appeared in Desperate Search with Howard Keel and Keenan Wynn.

The Adventures of Rin Tin Tin is an American children's Western television series that aired 164 episodes from October 1954 to May 1959 on the ABC television network.