Marbeth Wright est née le 9 juillet 1915 au Texas, États-Unis. Elle était actrice. Elle est connue pour Happy Days (1929) et The Bridge (1929). Elle est morte le 17 septembre 1939 en Californie, États-Unis.
After her movie career in Hollywood failed, she moved to France but then came back to Los Angeles, a few weeks before World War II started. Shortly afterwards, she died of odontogenic infection aged 24 and was buried on the Forest Lawn Memorial Park in Glendale.