| Birth Name: | Yvonne Diana Severn |
| Birth Date: | 11 April 1927 |
| Birth Place: | Johannesburg, South Africa |
| Death Place: | Thousand Oaks, California, U.S. |
Yvonne Severn (11 April 1927 in Johannesburg – 22 November 2006 in Thousand Oaks) was an American child screen actress.
She had seven siblings who were all child actors: Venetia Severn, Clifford Severn, Raymond Severn, Ernest Severn, Christopher Severn, William Severn and Winston Severn. She married Roy Haskell Shelley (1922-1999).
Yvonne Severn is most known for her film appearances in The Amazing Mrs. Holliday (1943) and, as a princess, with her sister Venetia in Tower of London (1939).