Paulo César da Silva Martins (born 20 November 1991) is a Brazilian footballer. He is currently playing for Khonkaen. Martins is a very experienced footballer having also played for Juazeiro, EC Poções, and Serrano SC in Brazil, Monte Carlo in Macau, and Payam Mashhad in Iran.
On 19 January 2017, the Asian Football Confederation declared Paulo Martins and eleven other Brazilian men's footballers ineligible to represent East Timor.