Kathleen Genevieve Ledecky, better known as Katie Ledecky, is an American professional swimmer who has won numerous medals in freestyle. She was born in Washington, D.C., United States, on March 17, 1997. Katie became famous in 2012 when she, at the age of sixteen, unexpectedly won the gold medal in 800 Meters Freestyle at the 2012 London Olympics. Katie has since become one of the most decorated female swimmers of all time, breaking multiple records in the process. She won gold in 800 Meters Freestyle at the 2020 Summer Olympics, defeating Katie Grimes, Simona Quadarella, Sarah Köhler, and Anastasiya Kirpichnikova.