The name "Seeyamangalam" might have evolved from the older name of this village "Simhavishnu Chathurvedhi mangalam" (Tamil: சிம்ம விஷ்ணு சதுர்வேதிமங்கலம்) named after the Pallava king, Simhavishnu, father of Mahendravarman.
Emri "Seeyamangalam" mund të ketë evoluar nga emri më i vjetër i këtij fshati "Simhavishnu Chathurvedhi mangalam" (në gjuhën tamile சிம்ம விஷ்ணு சதுர்வேதிமங்கலம்) i emërtuar sipas mbretit Pallava, Simhavishnu, babai i Mahendravarmanit.