| First Name | Nancy |
| Middle Name | Justine |
| Last Name | McKeon |
| Full Name at Birth | Nancy Justine McKeon |
| Age | 45 |
| Date of Birth | April 4, 1966 |
| Birthplace | Westbury, New York, USA |
| Height | 5' 6" (168 cm) |
| Build | Average |
| Eye Color | Green |
| Hair Color | Black |
| Distinctive Features | Short Black Hair, Green EyesBrow Eye Lift |
| Star Sign | Aries |
| Religion | Roman Catholic |
| Ethnicity | White |
| Nationality | American |
| Occupation | Actress |
| Occupation Category | Actress |
| Claim to Fame | Sonny With A Chance, The Facts of Life |
| Official Website | imdb.com |
| Father | Don McKeon |
| Mother | Barbara McKeon |
| Brother(s) | Philip McKeon |
| Friends | Melanie Smith, Tammy Lauren |
Nancy Justine McKeon (born April 4, 1966) is an American actress. She is best known for her role as Jo Polniaczek on the NBC sitcom The Facts of Life.
Selected Nancy McKeon film and TV show credits: