The PCA Open is a tennis open tournament in the Philippines organized by the Philippine Columbian Association (PCA). It is sanctioned by the Philippine Tennis Association.
Billed as "the Wimbledon of the Philippines", the tournament has seen the participation of the Philippines' top players who have also taken part at the Davis and Billie Jean King Cups.
The Philippine Columbian Association (PCA) hosted the first PCA Open in 1982. Manny Tolentino is the inaugural men's single winner.
Held annually, the PCA Open has become the top tennis tournament of the Philippines. Foreign players has been invited to take part as early as the 1990s with South Korean player Yoon Yong-il becoming the first foreigner to win in the PCA Open when he clinched the men's single event in 1995.
The PCA Open was disrupted by the COVID-19 pandemic and was not held in 2020 and 2021. The annual tournament resumed in 2022.