The Serbian defeated Denis Shapovalov in three hard-fought sets, while Berrettini became the first Italian to reach the singles final at The Championships.
World No.1 Barty fought back from a break down in the second set to reach her first Wimbledon final where she will face Karolina Pliskova.
Hubert Hurkacz became the first player to inflict a bagel on Roger Federer in Wimbledon.
Hurkacz survived a second set tiebreak to beat Federer in straight sets, while Djokovic eased past Marton Fucsovics in Wimbledon quarterfinals.
Zverev seemed on course for victory but the Canadian turned things around to everyone's shock in the final set.
Ashleigh Barty, second seed Aryna Sabalenka, Ons Jabeur, and former world No 1 Karolina Pliskova reached the first quarterfinal.
After their traditional 'Middle Sunday' of rest, Wimbledon 2021 returns with with 'Manic Monday' on July 5 as the Round of 16 commences.
Leander Paes and Mahesh Bhupati teased Indian tennis fans with a cryptic post on Instagram, hinting at 'the next chapter'.
World number one Ashleigh Barty progressed to the fourth round of Wimbledon 2021 with ease but will now face Barbora Krejcikova.
In a closely-battled contest, Federer overcame a wobble in the third set to win the match against British 29th seed Cameron Norrie.