Roman Kostomarov is a Russian ice dancer who competed at the 2002 and 2006 Olympics with his partner Tatiana Navka. Kostomarov and Navka won the gold medal in 2006. Kostomarov retired from competitive figure skating in 2006. Kostomarov was married to 1998 Olympian Julia Lautowa. Since 2010, Kostomarov has been engaged to 2010 bronze medalist Oksana Domnina and they have a daughter, Anastasia (b. 01/02/2011).