Julia Nikolayevna Obertas, married name: Horak (Russian: Юлия Николаевна Обертас, Ukrainian: Юлія Обертас; born 19 June 1984) is a former pair skater who represented Ukraine until 2000 and then Russia until the end of her career. She is best known for her partnership with Sergei Slavnov, with whom she competed from 2003 to 2007. They are the 2005 European silver medalists. Earlier, she competed with Alexei Sokolov for Russia and Dmytro Palamarchuk for Ukraine. With Palamarchuk, she became a two-time (1998–1999) World Junior champion.