Bizanus vansoni is a species of beetle of the family Scarabaeidae. It is found in South Africa (Western Cape).
Adults reach a length of about . They are black with light brown elytra without distinct ribs, but with fine, dust-like greyish-white scales. There are yellow scalins on the pygidial area and dense white scales on the abdomen. The forelegs are red and the hind legs are black.