The 2013 Sepang GP2 Series round was a pair of motor races held on 23 and 24 March 2013 at the Sepang International Circuit in Kuala Lumpur, Selangor, Malaysia as part of the one-make single seater GP2 Series. It was the first round of the 2013 GP2 Series and was run in support of the 2013 Malaysian Grand Prix. The first event, a 30-lap feature race, was won by Racing Engineering driver Fabio Leimer from a fourth position start. James Calado finished second for ART Grand Prix and Rapax's Stefano Coletti took third. Coletti won the 22-lap sprint race held the following day. Carlin's Felipe Nasr took second and Mitch Evans of Arden International was third.

The 2013 GP2 Series season was the forty-seventh season of the second-tier of Formula One feeder championship and also ninth season under the GP2 Series moniker, a support series to the 2013 Formula One World Championship.