The 2012 World Series by Renault was the eighth season of Renault Sport's series of events, with four different championships racing under one banner. Consisting of the Formula Renault 3.5 Series, Eurocup Formula Renault 2.0, the Eurocup Mégane Trophy and Eurocup Clio, the World Series by Renault ran at seven different venues, where fans could get into the meetings for no cost whatsoever, such is the uniqueness of the series.