ko weight birth_place height nationality total birth_date nickname home wins realname article_title name style
30 super featherweight bayamon , puerto rico 5 9 21px puerto rican 44 12 january 1971 el topo bayamon , puerto rico 38 carlos gerena . carlos gerena
 carlos gerena . orthodox stance
carlos gerena

carlos gerena allende -lrb- born january 12 , 1971 in bayamón , puerto rico -rrb- was a contender in the super featherweight division of boxing .
he was nicknamed `` el topo '' .
