year he helped Slovakia win the ATP World Team Championship where he had wins over Pete Sampras and Kafelnikov. While not winning a title in singles, he won the Rome Masters doubles title with Martin Damm and reached another three finals. 2001 got off to a quick start for Hrbatý, winning in Auckland for his third ATP title, defeating at the final the Spaniard Francisco Clavet. He backed up that win with a quarter-finals appearance at the Australian Open. On his way he defeated number two seed, Marat Safin. Other notable singles results were reaching the semi-finals in Dubai, Tashkent and Moscow. Hrbatý helped Slovakia back into the World Group stage in Davis Cup by defeating Nicolás Massú and Rios in 5 sets coming from two sets down in each match. Hrbatý teamed up with Roger Federer in the men's doubles at the Australian Open in 2001. However they were knocked out by Thomas Shimada and Myles Wakefield. Hrbatý had an average year in 2002 where he finished out of the top 50 for the first time since 1996. He won a Challenger title in Biella. In 2003, Hrbatý made the final in Auckland losing to Gustavo Kuerten. Also made the semi-finals in Casablanca and Umag. Defeated Andy Roddick in the Davis Cup to end the American's 19-match winning streak. Hrbatý's best season in his career to date was in 2004. He started the season with back-to-back title wins in Auckland and Adelaide. The Auckland victory was over Rafael Nadal in the final. Then won his sixth career title in Marseille and then made it to the final in Casablanca. He achieved one of his best wins by defeating World No. 1 Roger Federer in Cincinnati and then made it to the quarter-finals of the US Open. In 2005, Hrbatý finished in the top 20 despite not reaching a singles final. His best results were semi-finals in Los Angeles, Metz and Basel. He had good success in the ATP Masters Series in Miami, Rome and Montreal, where he reached the quarter-finals. Also in 2005, Hrbatý helped Slovakia reach the Davis Cup final against Croatia. He compiled a 6–1 singles record during the season. Inflicted Ivan Ljubičić's only singles loss in the final but Slovakia lost the final 2–3. 2006 was a mixed year for Hrbatý. He reached his second Tennis Masters Series title final in Paris losing to Nikolay Davydenko,