| Age | 78 (age at death) |
| Birthday | 20 July, 1920 |
| Birthplace | New York City, New York, USA |
| Died | 9 February, 1999 |
| Place of Death | Rochester,NY USA |
| Eye Color | Brown - Dark |
| Hair Color | Blonde |
| Zodiac Sign | Cancer |
| Nationality | American |
| Occupation | Actress |
| Claim to Fame | Bye Bye Birdie |
Mary LaRoche (also often cited as Mary La Roche; July 20, 1920 – February 9, 1999) was an American actress and singer, best known for her roles in Gidget, Bye Bye Birdie and The Twilight Zone.
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