The lubricating oil composition according to claim 1, wherein in said molybdenum dithiocarbamate expressed by the general formula (1) as Component (A), R1 and R2 are the same and are a C8 to C13 alkyl group having a branched chain, R3 and R4 are the same and are a C8 to C13 alkyl group having a branched or straight chain, and R1 and R2 are a different alkyl group from the alkyl group of R3 and R4.