Shapovalov made the world take note of him with his shock win over Rafael Nadal at the Montreal Masters. He then became the youngest player to reach the fourth round of the US Open, only his second Grand Slam, last week.
Maria Sharapova will be back in the US Open spotlight on Wednesday hoping she can come up with a winning encore to her electrifying first round victory over second seed Simona Halep.
Images from Day 3 of the French Open in Paris on Tuesday
Milos Raonic overcame third seed Grigor Dimitrov 7-5, 3-6, 6-3 to reach the third round at the Madrid Open on Tuesday and set up an all-Canadian clash with teenager Denis Shapovalov.
Take a look at six of the up-and-comers who could upset the top names at the year's first Grand Slam.
'Remarkable discipline for training, competition, sacrifice, perfection, a little crazy but a legend of a bloke. Bravo Andy'.
'I LOVE YOU, Roger. Thank you for everything you've done in tennis and with myself. Tennis world will never be the same without you.'
US Open champion Stephens again ended former world number one Victoria Azarenka's hopes of a fairytale comeback by beating her 3-6, 6-2, 6-1 in an afternoon encounter, while French Open champion Ostapenko beat unseeded American Danielle Collins in the nightcap, staving off a set point en route to a 7-6(1), 6-3 triumph.
Serbia's Novak Djokovic, who beat Switzerland's Roger Federer to win his 16th Grand Slam title on Sunday:
Ferrer, 37, announced earlier in the year he would end his 19-year career at the Madrid Open and prolonged his time on court by a day by beating Roberto Bautista Agut on Tuesday, but was easily overpowered by world number four Zverev.
Brazilians brought a soccer fan's raucous attitude to the Rio Games on Monday, wildly cheering their own athletes, booing and mocking opponents -- and creating uncomfortable moments for Olympic athletes unaccustomed to no-holds-barred partisanship.
Roger Federer showed flashes of his best but Novak Djokovic exposed the Swiss maestro's fading powers with a three-set victory at the ATP World Tour Finals on Tuesday.
With mind and body both more willing now, the only way for the World No 3 is up, says Dhruv Munjal.
IMAGES from matches played on Day 7 of the French Open at the Roland Garros in Paris on Saturday
Defending champion Simona Halep was knocked out of the French Open 6-2, 6-4 by 17-year-old American Amanda Anisimova in a quarter-final shock.
Summary of sports events and persons who made news on Tuesday
Defending champion Sloane Stephens was sent packing from the Miami Open on Sunday after a 6-3, 6-2 loss to Germany's Tatjana Maria in the third round.
Australia's Davis Cup captain Pat Rafter has enjoyed smiting foes in the senior's tour since his retirement, but fears he may have bitten off more than he can chew by agreeing to partner Lleyton Hewitt in the Australian Open doubles.
An air of calm descended at Wimbledon on 'Tranquil Thursday' as Novak Djokovic and Serena Williams avoided the trail of destruction that had decimated the field at the All England Club on day three of the grasscourt major.
The match ended in 52 minutes as Williams played her forehand into the net.
A day after celebrating his 36th birthday, Federer played the aggressive game that has propelled him to five titles, including two grand slams, this year, attacking the net and rocketing second serves.
Ukrainian second seed Elina Svitolina ended Naomi Osaka's remarkable recent run with a 6-4, 6-2 triumph over the Indian Wells champion in the second round of the Miami Open on Friday.
Ramkumar Ramanathan fetched the crucial win but Yuki Bhambri made the day memorable even in defeat as India and Canada shared the honours on day one of the Davis Cup World Group Play-off tie, in Edmonton.
The Big Four were always going to come into the year's first Grand Slam knowing fully well that their days of dominance are drawing to a close, if not already a thing of the past, says Dhruv Munjal.
The recall of a crushing loss might not have the same attraction as the memory of an inspired victory for most top tennis players, but World No 8 Stanislas Wawrinka wears failure as a badge of honour stamped permanently on his arm.
Zverev's serve played a big role in the victory, his third of the year, as the World No 3 won all but two of his first-serve points in the final, which lasted 74 minutes.
Roger Federer suffered a shock 3-6, 6-3, 7-6(4) defeat to Australian wildcard Thanasi Kokkinakis on Saturday that will cost the Swiss his world number one ranking and leaves the Miami men's tournament wide open.
Eugenie Bouchard's mid-season nosedive continued on Tuesday as the Canadian was swept aside 6-3 6-4 by Croatian qualifier Donna Vekic despite having home advantage and the backing of an excited crowd in a first round clash at the Rogers Cup.
Images from Day 9 of the French Open in Paris on Monday.
'Goran had quite a big influence on me to change my mentality and focus on my game. He changed my serve, I started to get aggressive and that is what I needed in my career'
The Russian five-times Grand Slam champion struggled for rhythm initially on the low-bouncing grasscourt at the Mallorca Open but picked up the pace to beat Viktoria Kuzmova 7-6(8), 6-0.
Images from Day 6 of the 2016 US Open tennis tournament in New York, on Saturday.
Dhruv Munjal on why Novak Djokovic may yet win that highly contested title.
Federer, who skipped the entire clay court season after winning the Australian Open and claiming titles at Indian Wells and Miami this year, will next play defending champion Florian Mayer who beat Frenchman Lucas Pouille in three sets.
Images from Day 9 at the French Open.
IMAGES from Day 3 of the US Open in New York on Wednesday.
Serbian Djokovic, 31, needed elbow surgery in February to cure a problem that surfaced in 2017, but after some jarring defeats he returned to the kind of domination he achieved in 2015, winning Wimbledon and the US Open.
Summary of sports events and persons who made news on Tuesday