The 2018 Blancpain GT Sports Club was the fourth season of the SRO Motorsports Group's Blancpain GT Sports Club, an auto racing series for grand tourer cars. The Blancpain GT Sports Club is a championship for Bronze, Titanium and Iron drivers only. The Titanium categorisation is within the Bronze category, for drivers between the age of 50 and 59. The Iron categorisation is within the Bronze category, for drivers over the age of 60. The races are contested with GT3-spec, RACB G3, GTE-spec and Trophy cars.