Marin Cilic got to work in patching up the tatters of his early season as the top seed reached the second round of the Rotterdam World Tennis on Tuesday with a scratchy 5-7, 6-3, 6-2 defeat of an injured Benoit Paire.
The lone household name in this weekend's Davis Cup World Group first round, Novak Djokovic, had to shake off the rust Friday before posting a singles victory, with the win putting the 2010 champion Serbia into a 2-0 command of Russia.
Mirjana Lucic-Baroni turned back the clock almost two decades on Wednesday, as the evergreen Croatian outsider upset fifth seed Karolina Pliskova 6-4, 3-6, 6-4 for a stunning win into the Australian Open semi-finals.
The number one pair of Andy Murray and Angelique Kerber earned the official stamp of approval for runaway success in 2016 as they were named world champions by the International Tennis Federation (ITF) for the first time in their careers on Tuesday.
Marin Cilic excelled at doubles duty with Ivan Dodig as the Croatian pair defeated Argentines Juan Martin del Potro and Leonardo Mayer 7-6 (7-2), 7-6 (7-4), 6-3 to hand the hosts a 2-1 lead in the Davis Cup final on Saturday.
Croatian point man Marin Cilic will open Croatia's Davis Cup final against Argentine Federico Delbonis as the hosts look for their first title since 2005 in the worldwide team competition after the draw made on Thursday.
Andy Murray moved to within striking distance of the world number one ranking as he broke open a tight final at the Shanghai Masters with a runaway tiebreak to beat Roberto Bautista Agut 7-6 (7-1), 6-1 on Sunday.
Croatian Marin Cilic went through a dry run for next month's Davis Cup final on Friday as he crushed an Argentine opponent with ease to reach the semi-finals of the Japan Open and boost his chances of qualifying for the season-ending championships.
Argentine substitute Leonardo Mayer denied holders Britain a second straight Davis Cup final appearance with a 4-6, 6-3, 6-2, 6-4 defeat of Dan Evans, clinching a 3-2 upset win on Sunday in the World Group semi-finals.
Roger Federer rallied from two sets down for the 10th time in his career, overhauling shell-shocked Marin Cilic 6-7 (4-7), 4-6, 6-3, 7-6 (11-9), 6-3 on Wednesday to storm into the semi-finals at Wimbledon.
Roger Federer crushed Steve Johnson 6-2, 6-3, 7-5 on Monday, while Andy Murray dispatched Nick Kyrgios as the pair of leading Wimbledon title contenders eased into the quarter-finals on Monday to start the second week of the major.
Novak Djokovic on Wednesday became the first man in tennis history to crack the 100-million-dollar mark in career prize money earnings as he beat Roberto Bautista Agut 3-6, 6-4, 6-1, 7-5 at the French Open.
Andy Murray put in a "half-day" on court Friday, taming the legendary serve of Ivo Karlovic 6-1, 6-4, 7-6 (7-3) to post a straightforward win after a pair of five-setters earlier in the week at the French Open.
A relaxed and refreshed Novak Djokovic showed his best clay form as the top seed returned after a month away, beating teenager Borna Coric 6-2, 6-4 on Wednesday for a place in the third round of the Madrid Masters.
The Novak Djokovic juggernaut continued at full throttle as the world's top player defeated David Goffin 7-6 (7-5), 6-4 on Friday at the Miami Masters to move within one victory of completing a prestigious March tournament title double.
Novak Djokovic attempted on Wednesday to draw a line under confusion regarding his thoughts on equal tennis prize money, with the world number one saying that while he supports the concept, he's done answering repeated queries on the subject.
Career-long rivals Novak Djokovic and Rafael Nadal will face off for the 48th time on Saturday for a place in the final of the Indian Wells Masters after both produced fiery quarter-finals wins in sweltering conditions.
Four-time champion Novak Djokovic beat Philipp Kohlschreiber but had trouble closing out a 7-5, 7-5 win on Tuesday to power into the fourth round of the Indian Wells Masters to join Rafael Nadal as a winner.
Novak Djokovic on Friday re-emphasised his strong support for longtime friend Maria Sharapova in her drug-test drama while adding that communication to player on the important subject of banned substances could be vastly improved.
Serena Williams admitted Thursday that trying to eat vegan like her sister, Venus, is nearly impossible as she returns for the second time back at the Indian Wells Masters after boycotting the tournament for 14 years.
Novak Djokovic confirmed on Wednesday that he's optimistic of starting for Serbia against Kazakhstan on Friday in their Davis Cup World Group first-round tie after dealing with an infection in both eyes.