Liliána Szilágyi (born November 19, 1996 in Budapest) is a Hungarian swimmer, who specialized in the butterfly events.She collected two medals (gold and silver) in the 100 and 200 m butterfly at the 2012 European Junior Swimming Championships in Antwerp, Belgium.Szilagyi is a member of Kőbánya Swimming Club in Budapest, and is coached and trained by Gyorgyi Turi. She is also the daughter of three-time Olympian and former freestyle swimmer Zoltán Szilágyi (1988, 1992, and 2000). Szilagyi qualified for the women's 100 m butterfly at the 2012 Summer Olympics in London, by completing the event more quickly than the FINA B-standard entry time of 59.07 seconds from the European Championships in Debrecen.She competed with seven other swimmers on the third heat, including three-time Olympians Hannah Wilson of Hong Kong and former Olympic champion Otylia Jędrzejczak of Poland. She achieved sixth place ahead of Portugal's Sara Oliveira by a tenth of a second (0.10) in 1:00.34. Szilagyi failed to advance into the semifinals, as she placed thirty-fourth overall on the first day of preliminary heats.