Lidia Chojecka-Leandro is a retired Polish middle- and long-distance runner who mainly competed in the 1500 metres and 3000 metres. She won bronze medals in the 1500 m at the 1997 and 1999 World Indoor Championships, and the 3000 m at the 2006 World Indoor Championships. Chojecka is a six-time European Indoor Championships medallist in the 1500 m and 3000 m events, earning three golds and three silvers. She took the double at the 2007 European Indoor Championships, becoming the first runner, male or female, to win both events at the same championships. She had been one of the most consistent middle-distance runners in Europe throughout the 1990s, and finished fifth and sixth in back-to-back Olympic 1500 m finals in 2000 and 2004.