Charles Addison Gessler (May 26, 1933 – April 27, 2019) was an American criminal defense attorney who specialized in death penalty litigation. Gessler worked as a deputy public defender for the Los Angeles County Public Defender's office for thirty-two years. Gessler handled several high-profile cases, including representing Lyle Melendez, G. Gordon Liddy and Vaughn Greenwood.