Venkatesan is both a given name and a surname. Notable people with the name include:
Given name Venkatesan Devarajan (born 1973), Indian boxer Venkatesan Guruswami (born 1976), Indian computer scientist Loganatha Venkatesan (1974–2001), Indian foreign worker and murderer executed in Singapore
Surname L. Venkatesan, Indian politician Madhavi Venkatesan, American economist P. R. S. Venkatesan, Indian politician Rani Venkatesan, Indian politician Rose Venkatesan (born 1980), Indian television personality S. Venkatesan (born 1970), Indian writer