Rai Bahadur Valaiyattur Venkayya (1 July 1864 – 21 November 1912) was an Indian epigraphist and historian.
Venkayya was born on 1 July 1864 in the town of Valaiyattur near Arni in the then North Arcot district.
His father Appa Sitarama Ayyar, a Tamil scholar, was a direct descendant of Advaita savant Appayya Dikshitar.
Venkayya's mastery of South Indian languages and scripts was recognised by E. Hultzsch who inducted him to the epigraphical department of the Madras government.
[5] Venkayya died on 21 November 1912 while in service as Chief Epigraphist to the Indian government.