# Person

> Someone in the household, with the device trackers that tell where they are, and optionally a user account to log in with.

Source: https://contributors.home-assistant.io/glossary/person/

- In code: `person`, `device_tracker`
- Also: persons, people

The state of a person is the zone they are in, worked out from all their device trackers, like their phone and their car.

## Related terms

- [Zone](https://contributors.home-assistant.io/glossary/zone/): A place on the map, like home, work, or school, that people can be in.
- [Companion app](https://contributors.home-assistant.io/glossary/companion-app/): The Home Assistant app for Android, iOS, and macOS. It shows the frontend, and adds sensors, notifications, and widgets from the device.