Mustard
- BAC Mustard
- Betel vine
- Colonel Mustard
- Garden cress
- Mustard (My Hero Academia)
- Mustard (album)
- Mustard (color)
- Mustard (condiment)
- Mustard (music producer)
- Mustard (name)
- Mustard family
- Mustard gas
- Mustard greens
- Mustard oil
- Mustard plant
- Mustard plaster
- Mustard seed
- Mustard tree
- Nitrogen mustard
- The Mustard Seed (disambiguation)
- Tomalley