Leslie Landon (born October 11, 1962 in Los Angeles, California) is an American actress, best known from the role of Etta Plum on Little House on the Prairie TV series. Her father was Michael Landon and mother is Lynn Noe. Her brothers are Michael Landon Jr. and Christopher B. Landon. Her sister is Shawna Landon. She also has half-sister Jennifer Landon and half-brother Sean Landon from her father's 3rd marriage.

Landon graduated from the University of Southern California and has a Ph.D. in psychology and currently specializes in children dealing with loss.

Landon has 4 children with husband Brian Matthews:

• Rachel Lynn born October 25, 1993
• Justin Michael born May 31, 1995.
• Catherine born 2000
• Joseph born February 2, 2002.