Marija Šestić (Serbian Cyrillic: Марија Шестић; born 5 May 1987) is a Bosnian Serb singer and musician. She is most known for representing Bosnia and Herzegovina in the Eurovision Song Contest 2007 in Helsinki, Finland. Performing the song "Rijeka bez imena" ("Nameless river"), Šestić collected a total of 106 points, placing eleventh out of twenty-four entries.