James Blake was the defending champion, but lost in the quarterfinals to Sam Querrey.
Rafael Nadal defeated Novak Djokovic in the final, 7–6(8–6), 7–5 to win the singles tennis title at the 2008 Queen's Club Championships.
Andy Roddick was the defending champion, but lost to Radek Štěpánek in the semifinals.
Steve Darcis was the defending champion, but lost in the first round to Andy Roddick, who went on to win the title by defeating Radek Štěpánek in the final, 7–5, 7–5.
Juan Martín del Potro was the defending champion, and won for the second straight year in the final 3–6, 7–5, 7–6(8–6), over Andy Roddick.
Andy Roddick was the defending champion, but lost in the quarterfinals to Sam Querrey.
Sam Querrey won in the final 6–7(3–7), 7–6(7–5), 6–3, against John Isner.
Andy Roddick defeated Tomáš Berdych in the final, 7–5, 6–4 to win the men's singles tennis title at the 2010 Miami Open. It was his first Masters title since 2006, and his second career Miami Open title.
Rafael Nadal defeated the defending champion Roger Federer in a rematch of the previous year's final, 6–4, 7–6(7–5) to win the men's singles tennis title at the 2010 Madrid Open.
Andy Murray was the defending champion, but lost in the third round to Mardy Fish.
Sam Querrey won in the final 7–6(7–3), 7–5 against Fish.
Robby Ginepri was the defending champion, but lost in the second round to fellow American and eventual champion Mardy Fish. Fish won his second title of 2010 and in July by defeating compatriot John Isner 4–6, 6–4, 7–6(7–4).
Sam Querrey had a tough road for his title defense – having to battle back from being down numerous times during his matches, but eventually, he successfully defended the title after defeating Andy Murray 5–7, 7–6(7–2), 6–3 in the final. Querrey saved a championship point while serving at 4–5 in the 2nd set. He had previously saved a match point in the semifinals against Janko Tipsarević, also during the 2nd set while serving at 4–5.
Juan Martín del Potro was the defending champion, but didn't participate due to a wrist injury.
David Nalbandian, ranked 117th, defeated Marcos Baghdatis 6–2, 7–6(7–4) in the final.
Rafael Nadal defeated Novak Djokovic in the final, 6–4, 5–7, 6–4, 6–2 to win the men's singles tennis title at the 2010 US Open. It was his first US Open title and ninth major title overall, completing the career Golden Slam. Nadal became the second man since Rod Laver in 1969 to win the French Open, Wimbledon Championships, and the US Open , as well as the first man in history to win the Surface Slam. He lost only one set during the tournament, to Djokovic in the final.
Novak Djokovic defeated Andy Murray in the final, 6–4, 6–2, 6–3 to win the men's singles tennis title at the 2011 Australian Open. It was his second Australian Open title and second major title overall.
Ernests Gulbis was the defending champion but decided to participate in the 2011 Dubai Tennis Championships instead.
Juan Martín del Potro won this tournament, by defeating Janko Tipsarević 6–4, 6–4 in the final.
Novak Djokovic defeated Rafael Nadal in the final, 4–6, 6–3, 6–2 to win the men's singles tennis title at the 2011 Indian Wells Masters.
Novak Djokovic defeated Rafael Nadal in the final, 4–6, 6–3, 7–6(7–4) to win the men's singles tennis title at the 2011 Miami Masters. With the win, Djokovic completed the Sunshine Double, having also won Indian Wells the fortnight before. Djokovic's unbeaten streak to the start of the 2011 season was extended to 24–0, and an overall winning streak of 26 matches.
Bob Bryan and Mike Bryan were the defending champions, but they lost to Mardy Fish and Andy Roddick in the quarterfinals.
Novak Djokovic defeated the defending champion Rafael Nadal in a rematch of the previous year's final, 6–2, 6–4, 6–7(3–7), 6–1 to win the men's singles tennis title at the 2011 US Open. It was his first US Open title and fourth major title overall. Djokovic saved match points en route to the title, saving two against Roger Federer in the semifinals. This was the second consecutive US Open where Djokovic saved two match points against Federer to reach the final, and the fifth consecutive US Open where Djokovic and Federer played each other. With the loss, Federer failed to win a major in a calendar year for the first time since 2003. With the win, Djokovic became the most recent man to win Wimbledon, the Canadian Open, and the US Open in the same season, and the first since Federer in 2006.
Andy Murray defeated the defending champion Novak Djokovic in the final, 7–6(12–10), 7–5, 2–6, 3–6, 6–2 to win the men's singles tennis title at the 2012 US Open. It was his first major title, following four previous runner-up finishes. He became the first British man to win a singles major since Fred Perry in 1936, having been runner-up on four previous occasions. The final lasted 4 hours and 54 minutes, an Open Era record-equaling US Open final duration.
Andy Roddick 
Milos Raonic 
