This list includes all boxers from Wales who have won a recognised British, Commonwealth, European or World title; or a boxer who has won one of the Welsh Area boxing titles.
This is a list of Welsh people who have become boxing world champions as recognised by the International Boxing Federation (IBF), World Boxing Organization (WBO), World Boxing Association (WBA), World Boxing Council (WBC) or The Ring magazine.
<nowiki>*</nowiki>NWS: Newspaper Decision