Radiant may refer to:

• Radiant (meteor shower), the apparent origin point of meteors in a meteor shower
• Radiant (Magic: The Gathering), an archangel in Magic: The Gathering
• Radiant heat
• Radiant Records, a record label
• Radiant (software), a Content management system
• GtkRadiant, a level editor created by id Software for their games
• The Radiant, a superhero from the DC Comics Universe

See also

• Radiance
• Radian
• Ray (optics)