There is not much known about Dharumar. Dharumar is believed to have lived around 11th to 13th century CE. Apart from the Tirukkural, Dharumar has also written commentary toNaladiyar.[3]
^Vedhanayagam, Rama (2017).திருவள்ளுவ மாலை மூலமும் எளிய உரை விளக்கமும் [Tiruvalluvamaalai: Moolamum Eliya Urai Vilakkamum] (in Tamil) (1 ed.). Chennai: Manimekalai Prasuram. pp. 7–8.
^Natarajan, P. R. (December 2008).Thirukkural: Aratthuppaal (in Tamil) (First ed.). Chennai: Uma Padhippagam. pp. 1–6.
^Aravindan, M. V. (1968).உரையாசிரியர்கள் [Uraiaasiriyargal] (in Tamil) (First ed.). Chennai: Manivasagar Padhippagam. p. 332.
M. Arunachalam (2005). Tamil Ilakkiya Varalaru, Padhinaindhaam Nootraandu [History of Tamil Literature, 15th century].
Casie Chetty, Simon (1859).The Tamil Plutarch, containing a summary account of the lives of poets and poetesses of Southern India and Ceylon. Jaffna: Ripley & Strong. p. 65.
D. M. Vellaivaaranam (1983). Tirukkural Uraikotthu. Thiruppananthal Shri Kasimadam Publications.