| First Name | Mackenzie |
| Last Name | Phillips |
| Full Name at Birth | Mackeinze Phillips |
| Age | 52 |
| Date of Birth | November 1, 1959 |
| Height | 5' 7½" (171 cm) |
| Star Sign | Scorpio |
| Occupation Category | Actress |
| Father | John Phillips (Mamas & Papas spokesperson) |
| Sister(s) | Chynna Phillips (step sister) (of the '90s girl trio Wilson-Phillips)Bijou Phillips (step sister) (model/actress/wild child, also ex-girlfriend of Sean Lennon) |
Mackenzie Phillips (born November 10, 1959) is an American actress and singer best known for her roles in American Graffiti and as rebellious teenager Julie Cooper Horvath on the sitcom One Day at a Time. She's also known for her role in the Disney Channel science fiction show So Weird.
Selected Mackenzie Phillips film and TV show credits: