---
title: "Track name atom ('tnam')"
framework: quicktime-file-format
role: symbol
role_heading: Atom
path: quicktime-file-format/track_name_atom
---

# Track name atom ('tnam')

An atom that provides a name for a track.

## Overview

Overview A movie atom’s user data atom may contain a track name atom ('tnam'). A track can have multiple 'tnam' atoms with different language codes. Normally it is sufficient for each track to have a single 'tnam' atom in the same language as the track content. Alternate tracks might also have 'tnam' atoms; their presence implies only that the name is a good user-readable label for the track.

## Topics

### Data fields

- [Reserved](quicktime-file-format/track_name_atom/reserved.md)
- [Language](quicktime-file-format/track_name_atom/language.md)
- [Name](quicktime-file-format/track_name_atom/name.md)

## See Also

### Atoms for user data

- [User data atom ('udta')](quicktime-file-format/user_data_atom.md)
- [Print to video atom ('ptv ')](quicktime-file-format/print_to_video_atom.md)