Birkin can refer to the following:
- Dr. William Birkin - An Umbrella USA virologist and discoverer of the G-Virus;
- William Birkin (disambiguation) - disambiguation page for William Birkin.
- Dr. Annette Birkin - An Umbrella USA virologist and the wife of William Birkin.
- Annette Birkin (disambiguation) - disambiguation page for Annette Birkin.
- Sherry Birkin - A DSO agent and the daughter of William and Annette Birkin.
- Sherry Birkin (disambiguation) - disambiguation page for Sherry Birkin.