Karin Kiefer Smith (born August 4, 1955, in Fürstenfeldbruck, Bavaria) is a retired female javelin thrower from the United States. She was born in Germany. She is a three-time Olympian. Smith qualified for a fourth, the 1980 U.S. Olympic team, but was unable to compete due to the 1980 Summer Olympics boycott. She did however receive one of 461 Congressional Gold Medals created especially for the spurned athletes.