Johanna Konta, Kim Clijsters and Caroline Wozniacki all expressed their excitement at being back on the grass courts in SW19 for invitation doubles.
Former world number one Wozniacki is returning to the WTA Tour after a three-year absence.
In the men’s draw, Novak Djokovic is heavy favourite to extend his winning run when he takes on Andrey Rublev.
Seven-time champion Novak Djokovic will take on Russian seventh seed Andrey Rublev in the last eight on Tuesday.
Swiatek has been the most vocal supporter of Ukrainian players in the locker room.
Ukrainian Svitolina fought back to knock out Belarusian Victoria Azarenka.
Swiatek and Belinda Bencic served up a three-hour classic on Centre Court.
Ukrainian Elina Svitolina will take on Belarusian Victoria Azarenka in the fourth round.
Australian Open winner Aryna Sabalenka beat Anna Blinkova in just 81 minutes.
French Open champions Iga Swiatek and Novak Djokovic chalked up comfortable victories on Centre Court.
Last year’s Wimbledon runner-up met the former England captain on Wednesday.
The world number one recorded another straight-sets win as she eyes a deep run in SW19.
Carlos Alcaraz, Novak Djokovic, Stan Wawrinka and Iga Swiatek are the other grand slam winners who will grace Wimbledon’s main show court on Friday.
Murray will take on fifth seed Stefanos Tsitsipas in the prime-time slot on Centre Court a day after rain and Just Stop Oil protests caused delays.
World number one Swiatek lost just two games while Kostyuk recovered from losing the first set 6-0 to knock out eighth seed Maria Sakkari.
