Agata Jadwiga Karczmarek (née Jaroszek; 29 November 1963 – 18 July 2016) was a Polish gymnast and long jumper.
Her most successful contest was in 1997 when she won a bronze medal at the 1997 IAAF World Indoor Championships. Her personal best jump was 6.97m, set in Lublin 1988. It is still unbeaten national record. She retired after the 2000 season. Karczmarek started her career as a gymnast, competing for Poland at the 1980 Summer Olympics in Moscow. She was once married to hurdler Piotr Karczmarek; their daughter, Zuzanna, was also an athlete.