Joseph "Popet" Francisco Lizardo (born January 17, 1969[1]) is a Filipino former professional tennis player.

Lizardo attended the University of Santo Tomas High School before moving to the United States to study Temple University in Philadelphia under a full scholarship and obtained a double degree in international Business and marketing in 1991.

[3] Lizardo played in the junior draws of Wimbledon and the US Open, before competing for Temple University as a scholar student-athlete.

[2] He represented the Philippines in the Davis Cup as well as in regional events, including the 1994 Asian Games.

In Davis Cup competition, Lizardo featured in a total of 14 ties, from 1992 to 1999, winning 12 singles rubbers.