Waldemar Fibigr (born June 20, 1966) was a Czechoslovak-Czech sprint canoer who competed from the late 1980s to the late 1990s.
He won three medals at the ICF Canoe Sprint World Championships with a silver (C-4 200 m: 1995) and two bronzes (C-4 200 m: 1994; C-4 500 m: 1993).
Fibgir also competed in two Summer Olympics, earning his best finish of ninth in the C-2 500 m event at Barcelona in 1992.