Robert Francis Logan (May 29, 1941 – May 6, 2024) was an American actor who appeared in numerous films and television programs, the most notable of which were a successful series of family adventure films in the 1970s.

Young "R.J." was active in high-school sports; he received a baseball scholarship to the University of Arizona at Tucson.

[2] From 1961 to 1963, Logan played J.R. Hale, the young valet parking attendant on ABC's 77 Sunset Strip.

Logan succeeded the previous attendant, Kookie, played by Edward Byrnes, who in the story line became a full-fledged investigator.

From 1965 to 1966, Logan played the part of Jericho Jones on NBC's Daniel Boone.