Jonathan Koensgen is an actor, known for Snow in August (2001), Mary Cassatt: An American Impressionist (1999) and The Perfect Girlfriend (2015). He's a former voice actor of Tommy Tibble in Arthur. He is credited for the role from seasons 3-6 of the Arthur series, but there may be a possibility that he voiced Tommy in the first two seasons also. He also voiced the character in Arthur's Perfect Christmas and Arthur - It's Only Rock 'n' Roll.
|2000||Tommy Tibble||Arthur's Perfect Christmas|
|1998||Alvin||The Little Lulu Show|