| Kathryn Merteuil | |
|---|---|
| Cruel Intentions character | |
 Kathryn Merteuil as portrayed by Sarah Michelle Gellar in Cruel Intentions. | |
| First appearance | Cruel Intentions |
| Last appearance | Cruel Intentions 2 |
| Created by | Pierre Choderlos de Laclos |
| Adapted by | Roger Kumble |
| Portrayed by | Sarah Michelle Gellar (1999) Amy Adams (2001) |
| In-universe information | |
| Gender | Female |
| Occupation | High school student (at Manchester Prep; departed) |
| Family | Unnamed father (father; status unknown) Tiffany Merteuil (mother) Edward Valmont (stepfather) Sebastian Valmont (maternal stepbrother; deceased) |
| Relatives | Cassidy Merteuil (cousin) |
| Religion | None (Atheism, fakes being Catholic publicly) |
| Residence | Upper East Side Manhattan, New York |
Kathryn Merteuil is a fictional character who appears in Cruel Intentions and Cruel Intentions 2, portrayed by actresses Sarah Michelle Gellar and Amy Adams, respectively.[1] Based on the Marquise de Merteuil in Pierre Choderlos de Laclos's 1782 novel Les Liaisons dangereuses, Kathryn serves as the primary antagonist of the series.