Namagiri may refer to:

Namakkal, municipality in Tamil Nadu, India and its namesake, a large rock Namagiri Thayar, Hindu Goddess, form of Lakshmi Namagiripettai block, a revenue block in the Namakkal district of Tamil Nadu, India. Namagiripettai Krishnan (1924 – 2001), a Carnatic musician born in Namagiripettai