And dark-haired porn stars outnumbered blondes by two to one. The most common set of measurements for women was 34-24-34. Double-D bra sizes were fourth, behind B, C, and D.
Based on his review of about 8.6 percent of the database’s profiles, the average porn star has a bra cup size of 34B. Millward wrote that the impression of a porn star as a “blonde with big boobs” is actually wrong.