Derrick Lewis is now ranked in the heavyweight division, sliding in at No. 13 in the latest poll.
Lewis bested Gabriel Gonzaga this past weekend at UFC Fight Night 86.
Other heavyweights who climbed were Junior dos Santos, who is now ranked fourth after besting Ben Rothwell. Andrei Arlovski and dos Santos each passed Rothwell, who is now sixth.
Donald Cerrone, a welterweight at the moment, moved up three spots to sixth in the lightweight Top-15.
Clay Guida, Mirsad Bektic, Renan Barao, Frankie Saenz and Roy Nelson were among those who climbed.