The Mexican Open is a professional tennis tournament played on outdoor hard courts, and usually held annually in late February and early March at the Arena GNP Seguros since 2022 and previously at the Fairmont Acapulco Princess, both in Acapulco, Mexico. It was played on outdoor red clay courts until 2013. The change to hard courts was introduced in 2014. The Mexican Open is part of the ATP Tour 500 series on the ATP Tour, and until 2020 was one of the WTA International tournaments on the WTA Tour.
Two-time champion Flavia Pennetta (2005, 2008) also holds the record for most finals in Mexico with seven (runner-up finishes in 2004, 2006–07, 2009, 2012).
Michal Mertiňák (2008–09) holds, with Donald Johnson (2000–01), David Marrero (2012–13), Jamie Murray (2017–18) and Bruno Soares (2017–18) the men's doubles record for most consecutive titles (two).
María José Martínez Sánchez (2001, 2008–09) is the only women's doubles three-time champion in Acapulco.
Thomas Muster is an Austrian former world No. 1 tennis player. One of the world's leading clay court players in the 1990s, he won the 1995 French Open and at his peak was called "The King of Clay". In addition, he won eight Masters 1000 Series titles. Muster is one of the nine players to win Super 9/ATP Masters Series/ATP World Tour Masters 1000 titles on clay, hardcourt and carpet.
Thomas Muster in 2016