The world number one repeated his Australian Open final victory over Marat Safin with a 7-6, 7-6 win to reach the second round of the Dubai Open.
Andre Agassi beat Spain's Tommy Robredo while Marat Safin knocked out Peruvian Luis Horna at the Madrid Masters.
Brazilian Gustavo Kuerten is sure to be the crowd favourite when he meets David Nalbandian for a place in the French Open semis.
The former overpowered Alberto Martin while Coria beat David Nalbandian at the Monte Carlo Masters.
The second seeded Federer will take on Juan Carlos Ferrero in the semi-finals of the Australian Open.
Argentine David Nalbandian proved too tough for the world No.1 at the Australian Open warm-up event.
The American ace took a step closer to the title he last held 13 years ago when he beat David Nalbandian.
The Australian wasted five match points and a chance to play in the season-ending Masters Cup when he was beaten 6-7, 7-6, 7-6 by Gustavo Kuerten.
Defending champion David Nalbandian beat top seed Andy Roddick 7-5 7-5 in the Swiss Indoors semi-finals.
The British ace was beaten by defending champion David Nalbandian in the quarter-finals of the Swiss Indoors.
A round-up of Day 11 at the final Grand Slam of the year.
David Nalbandian won his delayed singles match and then teamed up with Mariano Puerta to win the doubles.
The British number one said his mental strength was the main reason for his progress into the quarters.
The Argentine beat Andre Pavel 6-4, 6-1 victory in Sunday's final to win the Munich Open.
Medvedev became only the fourth player in ATP history to beat the world's top three at the same tournament.
Just as against Swiss 20-time Grand Slam champion Federer in Saturday's semi-final, the 21-year-old produced a dashing display of power and guile to stun the in-form Djokovic 6-4, 6-3.
Canada's Denis Shapovalov was left mortified after joining tennis's hall of infamy on Sunday, offering an apology and promising that he would learn from his momentary explosion of temper that left a Davis Cup umpire needing a visit to hospital.
Rediff.com brings you a selection of images of fans taking to the field of play to make a point or gain attention.
Factbox on Switzerland's Roger Federer, who defeated Rafael Nadal in the Australian Open men's singles final on Sunday.
Roger Federer is the oldest male player to win a Grand Slam title since Australia's Ken Rosewall won at Melbourne Park in 1972 at the age of 37.
Factbox on Switzerland's Roger Federer,
Juan Martin del Potro said on Monday he will not play in Argentina's Davis Cup playoff tie in September due to his differences with the Argentine Tennis Association (AAT).
Fighting tooth and nail as only he knows how old warrior Lleyton Hewitt waved an emotional goodbye to Wimbledon after losing a dramatic five-set match to Finland's Jarkko Nieminen.
Pierre Paganini may be the most important reason Roger has the best record in men's tennis in the past 12 months.
Roger Federer has now won all the seven finals he has contested in Cincinnati. Rediff.com takes a look at a few other events that have ensured prolific returns for the Swiss master.
List of men's singles champions at Wimbledon: