Which sports is Alex O'Brien and Marc Rosset related to ?
Alex O'Brien Alex O'Brien (born March 7, 1970 in Amarillo, Texas) is a retired professional tennis player from the United States, who competed on the ATP Tour. He became the world No. 1 doubles player in May 2000 and was ranked as high as world No. 30 in singles in June 1997.
Alexander Obolensky Prince Alexander Sergeevich Obolensky (Russian: Александр Серге́евич Оболенский ; 17 February 1916 — 29 March 1940) was a Rurikid prince of Russian origin who became a naturalised Briton, having spent most of his life in England, and who went on to represent England in international rugby union. He was, and remains, popularly known as "The Flying Prince", "The Flying Slav", or simply as "Obo" to many sports fans.