The world number four enjoyed a stunning season, finishing as runner-up at Roland Garros and Wimbledon, winning her second career title in Dubai and then triumphing with Italy in doubles at the Olympics and again in Malaga.
Sinner, who lost last year's final to Novak Djokovic, did not put a foot wrong this time round as he finished undefeated and without dropping a set to earn $4,881,500 in prize money.
Spanish superstar Rafael Nadal is aiming to cap his emotional farewell from tennis with another Davis Cup triumph in Malaga next week.
Fifth-ranked Fritz triumphed 6-3, 3-6, 7-6 (7/3) over world number two Zverev in a thrilling match at the season-ending event in Turin.
World number four Daniil Medvedev said the ATP Tour calendar needs to be refocused around the Grand Slams and Masters 1000 events with the lower-tier ATP 250 tournaments moved to an optional slot later in the year.
The small furry objects that are the focus of every tennis player's energy are spinning the stars at the ATP finals into a fury and leaving them deflated.
Czech Barbora Krejcikova on Sunday called for respect and professionalism in sports media as she hit out at "unprofessional" remarks made about her appearance during a broadcast on the Tennis Channel.
Nadal, the winner of 22 Grand Slam titles, announced last week that he will retire from tennis after the Davis Cup Finals in Malaga next month.
When a teenaged Rafa Nadal bounced in to Roland Garros in pirate pants and sleeveless shirt in May 2005 before scything through the draw, few realised it marked the start of an unprecedented era of sporting domination.
Alcaraz won his first Grand Slam title at Flushing Meadows in 2022. He's piled up three more since then, including this year's French Open and Wimbledon.
Tennis world number one Jannik Sinner said Friday he was relieved to escape a doping ban after twice testing positive for a banned substance, even though he said that he hasn't "done anything wrong."
World number one Jannik Sinner is "honest to the core" and is an "innocent victim" his coach Darren Cahill said after the Italian was cleared of any wrongdoing despite twice testing positive for a banned substance.
Tennis world number one Jannik Sinner has been cleared of any wrongdoing after twice testing positive for a banned substance earlier in the season, the International Tennis Integrity Agency (ITIA) announced Tuesday.
Jack Draper defeated Felix Auger-Aliassime at the US Open warm-up event on Friday despite a suspicion the ball hit the Briton's racquet and then the floor before it popped over the net to secure the match-winning point.
"I'm human, the nerves had accumulated and sometimes it is very tough to control when there is that tension. I will work so that it doesn't happen again."
Tennis was introduced to China in the 1860s, but it failed to gain mass appeal and was largely an elite sport reserved for the wealthiest families.
"Hi all, writing today to let you guys know that I have decided not to compete at this year's US Open, a place where I have amazing memories," Nadal posted. "I will miss those electric and special night sessions in NYC at Ashe.
After heartbreak in Beijing, London, Rio de Janeiro and Tokyo, Djokovic simply would not be denied the one title that had eluded him for so long, winning 7-6(3) 7-6(2) in front of an enthralled crowd on Court Philippe Chatrier.
Zheng Qinwen became the first Chinese player to win Olympic tennis singles gold when she defeated Croatia's Donna Vekic on Saturday, hailing her victory as a "proud" moment for herself and her country.