Wladimir Klitschko vs. Eliseo Castillo
2005-04-23 : Wladimir Klitschko 241 lbs beat Eliseo Castillo 215 lbs by TKO at 2:51 in round 4 of 10
- Location: Arena Westfalenhalle, Dortmund, Nordrhein-Westfalen, Germany
- Referee: Daniel Van de Wiele
- Judge: Klaus Griesel
- Judge: Ernst Salzgeber
- Judge: Wilhelm Vogl
Aired On: HBO Boxing After Dark
- Wladimir Klitschko 43-3 (40 KOs) vs. Eliseo Castillo 18-0-1 (14 KOs)
- Castillo entered off an upset victory over the 36-year old and slowing Michael Moorer (46-3-1).
- The fight was originally being considered as an IBF Heavyweight Title Eliminator, but Castillo did not make the top 10 rankings following his victory over Moorer.