Don Diego Rivelino Alfredo Poeder (born 3 April 1972) is a former Dutch professional boxer.

[4] During his years at the Hoboken boxing school Poeder had the chance to train directly with the experienced Aad Jansen - his first official boxing trainer and Wim van Klaveren (brother of Bep van Klaveren - the only Dutch boxer to have won an Olympic gold medal [5]).

Poeder remained for a period of 2 years at Hoboken boxing school with approximately 15 matches as amateur.

One year later in 1993 Poeder repeated his performance and won for the second time the Dutch title as an amateur at heavyweight category.

This time Poeder trained at the boxing school Boxing'82 Rotterdam under the guidance of the trainer Frans van den Heerik.

[6] Poeder made his international debut in 1993 at European Amateur Boxing Championships in Bursa, Turkey and his performance resulted in a silver medal for The Netherlands.

During this championship, on November 26, 1993, Poeder scored a first round knockout victory over Wladimir Klitschko in the semifinals (being the only boxer to stop him in amateurs, before Ross Puritty repeated Poeder's successful performance over Klitschko in 1998, and the only boxer to ever stop him in the first round,) losing the finals to Juan Carlos Gómez.

Copenhagen Cup, Copenhagen, Denmark, November 1993: European Championships, Bursa, Turkey, September 1993: After a successful 1993 and a titles-full amateurs period (double Dutch champion and silver medal at the European Championship) Poeder followed the advice of his friends (and professional boxers) Raymond Joval (“Halleluja”) and Regilio Benito Tuur (“Turbo”) and went to the United States to train for a two-month period.

Some of the fighters who trained at the Gleason’s gym include Jake LaMotta, Roberto Durán, Benny "Kid" Paret, Paulie Malignaggi, Gerry Coone, Muhammad Ali and Mike Tyson.

According to official records Poeder won during his professional boxing career an overwhelming 80% of his fights through TKO or KO.