| Birth Name: | Thelma Joyce Hubbard |
| Birth Date: | 31 October 1909 |
| Birth Place: | Panama Canal Zone |
| Death Place: | Los Angeles, California, U.S. |
| Occupation: | Voice actress, writer |
| Years Active: | 1937–1971 |
| Spouse: |
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| Children: | 2 |
Thelma Boardman (born Thelma Joyce Hubbard, October 31, 1909 – April 21, 1978) was an American voice actress and writer best known for her work with the Walt Disney Studios, particularly as the voice actress for Minnie Mouse from 1937 to 1938 and from 1941 to 1942.
Thelma Joyce Hubbard was born in the Panama Canal Zone on October 31, 1909, to Edward Lucius and Rebecca Cecelia (née Delevante) Hubbard. She married Russell Erwin Diehl on July 7, 1929,[1] before marrying True Boardman, with whom she had two children.[2] She began voicing Minnie Mouse as part of the radio show The Mickey Mouse Theater of the Air in 1937 and made her film debut in 1938 as Donald's Angel in Donald's Better Self. She died on April 21, 1978, in Los Angeles, California.[3]
In 1932, she was campaign manager for her father when he sought nomination to be a Democratic candidate for Congress from California.[4]