Principal Lawton
| Played by | Susan Blackwell |
| Status | Alive |
| Occupation | High School Principal |
| Residence | New York, NY, USA |
| Appearance | “2πR” |
Lawton is the principal at the Brooklyn School of Science and Humanities, where Caleb Phipps goes.
She is very strict and tells Finch, who was posing as a substitute teacher, to follow the curriculum and not to deviate from it.