Vladislav Oleksandrovych Sierov (; 14 June 1978 â 5 September 2012), was a Ukrainian professional ice hockey player. He played for multiple teams during his career, which lasted from 1999 until 2007. He played internationally for the Ukrainian national team at the 2004 World Championship and the 2002 Winter Olympics. Married with two daughters, he died on 5 September 2012.