| First Name | Kathleen |
| Last Name | Key |
| Full Name at Birth | Kitty Lanahan |
| Other Names | Kathleen KeyEthel Payton |
| Age | 52 (age at death) |
| Date of Birth | April 1, 1903 |
| Birthplace | Buffalo, New York |
| Date of Death | December 22, 1955 |
| Location of Death | Los Angeles, California |
| Height | 5' 3" (160 cm) |
| Build | Slim |
| Hair Color | Black |
| Star Sign | Aries |
| Ethnicity | White |
| Nationality | American |
| Occupation Category | Actress |
| Claim to Fame | Ben-Hur (1925), WAMPAS Baby Star of 1923 |
Kathleen Key (April 1, 1903 - December 22, 1954) was an American actress who achieved a brief period of fame during the silent era. She is best remembered for playing Tirzah in the 1925 film Ben-Hur. Key was the great-great granddaughter of Francis Scott Key, composer of "The Star Spangled Banner", and a distant cousin of author F. Scott Fitzgerald.
Selected Kathleen Key film and TV show credits: