2011 Hopman Cup of play. Eight teams competed for the title, with two round robin groups of four, from which the top team of each group progressed to the final. Spain were the 2010 champions but were not invited to defend their title. In the final the United States of America team of Bethanie Mattek-Sands and John Isner defeated Belgium's Justine Henin and Ruben Bemelmans 2–1. This was the USA's sixth Hopman Cup title. The 2011 Hyundai Hopman Cup is an invitational tennis tournament and is also known as the Official Mixed Teams Championships of the ITF. The 2011 cup has prize money
CIS at the Hopman Cup at the Hopman Cup<br> Ukraine at the Hopman Cup<br> Uzbekistan at the Hopman Cup CIS at the Hopman Cup The Commonwealth of Independent States (or CIS) is a regional organisation formed of former Soviet states that competed at the Hopman Cup in 1992. It reached the quarterfinal stage of the tournament. Since 1992, four of the independent states which form the CIS have competed in the Hopman Cup individually. These are: Kazakhstan, Russia, Ukraine and Uzbekistan. Prior to 1992, they all competed as the Soviet Union. This is a list of players who have played for the CIS in the