Rosendo José Álvarez Hernández is a flyweight boxer, and is well known for giving Mexican legend Ricardo Lopez two tough fights. He is the only person to hold the undefeated flyweight champion to a draw. He won the World Boxing Association strawweight title by close split decision over Thai fighter Chana Porpaoin. He defended his title by knockout over former and future champs Songkram Porpaoin (twin brother of Chana) and Kermin Guardia. Wikipedia
The definitive Wikipedia entry for Rosendo Alvarez. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Rosendo_Alvarez