Who is from the United States, Radek Štěpánek or Brian Gottfried?
Radek Štěpánek: Radek Štěpánek (] ; born 27 November 1978) is a professional tennis player from the Czech Republic. Brian Gottfried: Brian Edward Gottfried (born January 27, 1952) is a retired tennis player from the United States who won 25 singles titles and 54 doubles titles during his professional career.
Brian Edward Gottfried