Marcelina Zawadzka (born 25 January 1989) is a Polish singer, dancer and beauty pageant titleholder who was crowned Miss Polonia 2011 and represented her country in Miss Universe 2012. 　　Marcelina Zawadzka has been crowned Miss Polonia 2011 by Rozalia Mancewicz (Miss Polonia 2010) on Friday night 9 December 2011 at the Center for Folklore "Matecznik - Mazowsze" in Otrebusy near Warsaw. Marcelina Zawadzka represented Poland in Miss Universe 2012 and was among the top 16, It was the highest placement for Poland since 1989.