Petr Štercl (born October 20, 1966 in Kroměříž) is a Czechoslovak-Czech slalom canoer who competed in the 1990s partnering his twin brother Pavel in the C-2 boat throughout his career.
Together they won four medals in the C-2 team event at the ICF Canoe Slalom World Championships with two golds (1993, 1995) and two silvers (1991, 1997). They also have a gold medal from the same event from the 1998 European Championships in Roudnice nad Labem.
Štercl finished sixth in the C-2 event for Czechoslovakia at the 1992 Summer Olympics in Barcelona. Four years later in Atlanta, he finished sixth in the C-2 event for the Czech Republic.