Jonáš Kašpar is a Czechoslovakian slalom canoeist who has competed since the late 2000s.
Achievements
He won two medals in the C-2 team event at the International Coach Federation Canoe Slalom World Championships with a gold in 2013 and a bronze in 2014. He also won two silvers and a bronze in the same event at the European Canoe Slalom Championships.