Antonio "Toni" Nadal Homar (born 21 February 1961 in Manacor, Mallorca) is a Spanish tennis coach. Nadal is the uncle and coach of tennis champion Rafael Nadal, whom he has coached to the top of the world rankings.

The Nadals are a close-knit family and share an apartment building in Manacor, Mallorca. Toni has three brothers including Sebastian Nadal and Miguel Angel Nadal and a sister. Sebastian Nadal is Rafael Nadal’s father and owns and manages his own restaurant and window glass company and Miguel Angel, known as the “Beast of Barcelona,” is a retired football player who played for RCD Mallorca, FC Barcelona, and Spain’s national team in the 1994, 1998 and 2002 FIFA World Cups.

Toni Nadal studied history at university level, but his real passion was tennis. He became a Spanish tennis professional and trained the number two junior in Spain right out of university and also became a business partner with his brother Sebastian. Toni Nadal has three children. Nadal introduced tennis to his nephew Rafael Nadal at the age of four. Rafael also played football (Soccer for Americans) and could have gone professional but when Rafael was 12 years old, Toni told him he would achieve greater success in tennis, and from then on Toni became Rafael Nadal’s tennis coach, mentor, support system, strategist and emotional anchor.

Rafael "Rafa" Nadal Parera (Catalan: [rəˈfɛɫ nəˈðaɫ pəˈɾeɾə]; Spanish: [rafaˈel naˈðal paˈɾeɾa]) (born 3 June 1986) is a Spanish professional tennis player and a former World No. 1. As of 28 May 2012 (2012 -05-28)^[update], he is ranked No. 2 by the Association of Tennis Professionals (ATP). He is widely regarded as one of the greatest players of all time; his success on clay has earned him the nickname "The King of Clay", and has prompted many experts to regard him as the greatest clay court player of all time.

Nadal has won ten Grand Slam singles titles, including a record six French Open titles (tied with Bjorn Borg), the 2008 Olympic gold medal in singles, a record 21 ATP World Tour Masters 1000 tournaments, and also was part of the Spain Davis Cup team that won the finals in 2004, 2008, 2009 and 2011. He completed the Career Grand Slam by winning the 2010 US Open, being the seventh player in history, and the youngest in the open era, to achieve it. He is the second male player to complete the Career Golden Slam (winner of the four grand slams and the Olympic Gold medal) after only Andre Agassi.