Nagan Devanar, known in full as Madurai Tamil Koothan Nagan Devanar (Tamil: மதுரைத் தமிழ்க் கூத்தன் நாகன்தேவனார்), was a poet of the Sangam period, to whom a sole verse of the Sangam literature has been attributed, in addition to verse 12 of the Tiruvalluva Maalai.