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Radek Štěpánek, a Czech professional tennis player, achieved a career-high singles ranking of World No. 8 on November 12, 2006. Known for his powerful serve and aggressive baseline play, Štěpánek enjoyed a successful career, winning five ATP singles titles and reaching the quarterfinals of all four Grand Slam tournaments. Throughout his career, he demonstrated remarkable consistency and longevity, competing at the highest level of men's tennis for over a decade.