The Mutharaiyar was a south Indian dynasty that ruled as kings of Thanjavur, Sivaganga, Trichy, Pudukottai, Perambalur,Thiruvarur regions between 600 and 850 CE.

Historian T. A. Gopinatha Rao equates them with the Kalabhras as Suvaran Maaran, a prominent 8th century Mutharaiyar king of Thanjavur is styled KalavaraKalvan in one of his inscriptions.

[9] The Sendalai epigraph gives Suvaran Maaran the epithets, Satrukesari(lion to enemies) and Vēl-Maaran among others and describes his flag as having the Vēl (Vēl-kodiyaan) or lance for emblem.

An inscription in the Vaikuntha Perumal temple in Kanchipuram mentions a Mutharaiyar chief receiving Nandivarman II Pallavamalla at the latter's coronation.

[14] In the northern dominions, the Kalamalla inscription (575 AD) that is considered as the first stone record in Telugu refers to the donor as Chola Maharaja Dhananjaya Erikal Muthuraju.

[20][21] During the reign of Rajaraja Chola III around 1243 AD, there was an officer called Mallan Sivan alias Brahmadaraya Mutharaiyan, referred to as pillai (son).

[2][1] Vijayalaya Choleeswaram in Narthamalai, a panchayat town in Pudukottai district in the South Indian state of Tamil Nadu,India, is a temple dedicated to the Hindu god Shiva.

[29] Another Inscription have referring to the deed called kilipunaithitu given by Manavala-muttaraiyan in Kallar caste who had kani rights in Pudukkudi alias Rajndira cholamangalam, a hamlet of Tiruvellarai in Vadavali nadu.