Sri Vadiraja Tirtharu (c.1480 – c.1600) was a Dvaita philosopher, poet, traveller and mystic. A polymath of his time, he authored many works, often polemical, on Madhva theology and metaphysics.

Additionally, he composed numerous poems and as the pontiff of Sodhe Mutt, renovated the temple complex at Udupi and established the Paryaya system of worship. He is also credited with enriching the Kannada literature of the time by translating Madhvacharya’s works to Kannada, giving impetus and contributing to the Haridasa movement.

His works are characterised by their poetic flourishes, incisive wit and humour.