| Birth Name | Kate Noelle Holmes |
| Height | 5 feet 8 inches |
| Sex | Female |
| Birth Date | December 18, 1978 |
| Zodiac | Sagittarius |
| Birth Place | Toledo, Ohio, USA |
| Nationality | American |
| Father | Martin Holmes (lawyer) |
| Mother | Kathy Holmes (homemaker) |
| Brother | Martin Holmes Jr. (lawyer) |
| Relationship | Chris Klein (actor; born on March 14, 1979; reportedly dating as of January 2000), Joshua Jackson (actor; born on June 11, 1978; dated briefly in 1998) |
| Education | Margaret O'Brien's Modeling School in Toledo, Ohio; Notre Dame Academy in Toledo, Ohio (an all-girls Catholic school; graduated in June of 1997); Columbia University |
| Occupation | Actress |
| Claim to fame | As Josephine Joey Potter on TV Series |
| Fan Mail | Katie Holmes C/O Dawson's Creek 4000 Warner Blvd. Burbank, CA 91522 USA |