Juan Carlos Ferrero

Juan Carlos Ferrero Donat is a Spanish former professional tennis player and current coach. He was ranked as the world No. 1 in men's singles by the Association of Tennis Professionals (ATP) for a total of eight weeks. Ferrero won 16 singles titles on the ATP Tour, including the 2003 French Open and four Masters events. He was also runner-up at the 2002 French Open and 2003 US Open. He was nicknamed el Mosquito ("the Mosquito") for his speed and slender physical build. Ferrero retired as a professional player in 2012. Ferrero took up directorship of the Ferrero Tennis Academy in Alicante, Villena, where he himself had been trained. In July 2017, he began coaching top player Alexander Zverev. Their partnership ended after seven months due to differences between them. In 2019, Ferrero became coach to a young Carlos Alcaraz. The partnership was an immediate success, and produced 24 ATP Tour titles, including six majors and eight Masters. In December 2025, Ferrero and Alcaraz announced they had ended their partnership. As of January 2026, Ferrero is working as a mental performance coach for golf player Ángel Ayora.