Roland István Eröss，Born in Budapest. He has 3 older and 1 younger sister: Noémi Zsófia Eröss (born on December 21, 1993), Laura Cecília Eröss (born on May 16, 1995), Andrea Ivett Eröss (born on November 1, 1999) and Kinga Orsolya Eröss (born on August 11, 2012). Also he have a younger brother: Zalán Atilla Eröss (born on September 16, 2014).