Pedro Diaz (born November 26, 1962) is a Cuban and American boxing trainer and founder of Mundo Boxing^[1] a training facility for professional, amateur boxers and mixed martial artists. His record as a trainer is 127 wins, including 21 World Titles (most recently Imane Khelif at the 2024 Paris Olympics and Noel Mikaelian for the WBC world title), and 18 losses.^{[as of?]} As an amateur boxing trainer, Diaz worked with the Cuban national team for four Olympic Games in 1992, 1996, 2000 and 2004.^[2] He also worked with the Dominican Republic for the Olympic Games in Beijing in 2008 where they won the countries first ever Gold Medal in Boxing and 2nd Gold medal. As a professional boxing trainer, Diaz trains a stable of boxers and MMA fighters,^[3] including Roamer Alexis Angulo, Ivan Baranchyk, Xu Can, Miguel Cotto,^[4] Filip Hrgovic, Guillermo Rigondeaux, Tyrone Spong, and Vitor Belfort.

Before becoming a boxing trainer, Diaz trained under Alcides Sagarra and was an accomplished amateur boxer.^[5] He attended the Cuban Sports University specializing in boxing, and in 1999 he earned the title of Doctor in Pedagogical Sciences.^[5]

In 2010 Diaz moved to the United States and continued training boxers and UFC fighters as well.^[6] Diaz trained boxers for notable fights such as Floyd Mayweather Jr. vs. Miguel Cotto,^[7] Nonito Donaire vs Guillermo Rigondeaux, Vasyl Lomachenko vs Guillermo Rigondeaux, which was the first time two dual Olympic gold medalist fought on a professional stage,^[8] and Jose Zepeda vs Ivan Baranchyk, which won the 2020 boxing fight of the year by CBS and USA Today Sports.^[9][10]