The loss ends five-time major champion Swiatek's bid to become the first woman to win the tournament in the Southern California desert three times.
The Russian teenager credited one of LeBron James' past interviews where he talked about the importance of mental strength for inspiring her to victory at Indian Wells on Sunday.
Kyrgios tearfully threw in the towel in the second set due to sharp pain in his surgically repaired wrist while trailing 7-6(7), 3-0.
Russian teenager Mirra Andreeva overcame world No 1 Aryna Sabalenka in the Indian Wells final on Sunday, to win a second WTA 1000-level event in a row.
Twice champion Iga Swiatek walloped Czech Karolina Muchova in straight sets to reach the Indian Wells quarter-finals on Tuesday.
The 45-year-old Bopanna's final appearance on the Tour came at the Paris Masters, where he partnered Kazakhstan's Alexander Bublik, losing in the opening round earlier this week.
Dimitrov was showing signs of fatigue from his three-hour third-round match earlier in the week and could do little to stop the Spanish world number three, who next faces Argentine Francisco Cerundolo.
The Dutchman collapsed on the court after converting his sixth match-point to end an absorbing three hour, seven minute affair under sunny skies on Stadium One court.
Denmark's Holger Rune snapped a seven-match semi-final losing streak to reach the Indian Wells final, beating Russian Daniil Medvedev 7-5, 6-4 in a tight match on Saturday.
Britain's Jack Draper thrashed Denmark's Holger Rune 6-2, 6-2 to collect the biggest title of his career at Indian Wells on Sunday.
Iga Swiatek arrives at the US Open with her sights set on a seventh Grand Slam title and a potential return to World No. 1 to cap what she calls a remarkable year of redemption following "the worst experience of my life".
Jannik and Carlos are the favourites at Flushing Meadows, but don't write these men off!
Venus Williams has received a wild card main draw entry into the Cincinnati Open, as the 45-year-old American enjoys an age-defying return to the spotlight.
Iga Swiatek, who beat American 13th seed Amanda Anisimova 6-0, 6-0 in the Wimbledon final on Saturday to win her sixth Grand Slam title.
Sinner parted ways with Ferrara and physiotherapist Giacomo Naldi last year following the investigation into his positive tests for banned substance clostebol.
'Operation Sindoor is still ongoing. The Prime Minister himself said that blood and water cannot flow together, that talks and terrorism cannot go together. So how can we have a cricket match with a country that indulges in terrorism?'
Defending champion Carlos Alcaraz moved into the fourth round at Indian Wells on Sunday with a 6-2 6-3 win over Felix Auger-Aliassime.
Murray, who won two of his three major titles at Wimbledon and ended Britain's 77-year wait for a men's singles champion at the grass-court Grand Slam in 2013, said he rarely attends tennis matches as a fan.
Two-time Wimbledon champion Petra Kvitova announced on Thursday that she will retire from tennis at the conclusion of the US Open later this year.
Swiatek, the 2022 champion, made her intentions clear early on with an aggressive start to claim a break for a 2-1 lead. She pulled further away when Kostyuk hit a double fault two games later, wrapping up the opening set in 31 minutes.
Sinner plays down split with trainer and physio ahead of Wimbledon
Carlos Alcaraz swatted aside a swarm of bees and world number six Alexander Zverev to reach the semi-finals at Indian Wells.
Gauff survives scare, Osaka advances
Draper, 23, has won only two matches in three previous visits to Wimbledon. But the past 12 months has seen him evolve from a player regarded as physically fragile to a beast of the courts with the weapons to challenge the very best.
World number one Iga Swiatek dominated ninth seed Maria Sakkari to win the Indian Wells final.
Andreeva bids for Paris glory after stellar start to season
Rafael Nadal withdrew from Indian Wells on Wednesday on the eve of his first-round match.
Carlos Alcaraz beat Fabian Marozsan 6-3, 6-3 to reach the Indian Wells quarter-finals
Sumit Nagal was handed a straight-set defeat by Canada's Milos Raonic in the opening round of the BNP Paribas Open.
Carlos Alcaraz heads to Paris for his French Open title defence having laid down a marker with his victory over world number one Jannik Sinner in Rome
As the spotlight shines on Carlos Alcaraz's title defence and Novak Djokovic's pursuit of a record 25th Grand Slam, a determined group of challengers is quietly preparing to shake up the draw.
Sabalenka overpowers Raducanu, Osaka falls
Norway's Casper Ruud won his first Masters 1000 title on Sunday, as he stormed to a 7-5, 3-6, 6-4 victory over fifth seed Jack Draper in the Madrid Open final with a gutsy performance that showcased his clay-court mettle.
World number one Jannik Sinner delivered a flawless performance to pulverise Czech Jiri Lehecka in straight sets in little more than 90 minutes on Saturday.
World number one Aryna Sabalenka reached the last 16 at the Miami Open when Elena-Gabriela Ruse retired injured on Saturday, while men's top seed Alexander Zverev beat Jacob Fearnley 6-2, 6-4 to reach the third round.
Novak Djokovic will have old rival Andy Murray back in his coaching corner as he attempts to win the Indian Wells title for the first time in almost a decade.
Novak Djokovic said he has recovered from the hamstring injury that forced him out of the Australian Open semi-finals
Norwegian Casper Ruud did not let a rib injury get in the way of setting up a Madrid Open final showdown with fifth seed Jack Draper as he reached the title match without dropping a set following a 6-4 7-5 win over Francisco Cerundolo on Friday.
Alexander Zverev was heckled by a spectator during Friday's Munich Open quarter-final and the top seed asked the chair umpire to eject the individual who alluded to domestic abuse allegations against the German.
Australian Nick Kyrgios came from behind to defeat Mackenzie McDonald 3-6, 6-3, 6-4 in the first round of the Miami Open on Wednesday to earn his first win since October 2022.