||Jonathan J. Gilbert
April 28, 1967
||1974 ─ 1987
Jonathan J. Gilbert (born April 28, 1967) is an American former film and television actor.
Life and career
Gilbert is best known for his performance as Willie Oleson on the NBC TV series, Little House on the Prairie, from 1974 to 1983. He is the adopted son of actors Barbara Crane (née Barbara Cowan) and Paul Gilbert and the adopted brother of Melissa Gilbert, who played Laura Ingalls Wilder on the series. He is also the adopted half-brother of Sara Gilbert, who is Crane's daughter with Harold Abeles. He is also one of only five actors on Little House on the Prairie to appear throughout the entire series (from season one to the TV movie sequels), the others being: Melissa Gilbert, Katherine MacGregor, Richard Bull, Kevin Hagen,and Dabbs Greer.