The No.3 seed cut her practice short and announced the news early on Monday.
"Women are asked to be kind and be inclusive, yet by including transgender-identified males in women's sports, you're excluding women," Hall of Famer said.
A list of all the active players to have raised Grand Slam hardware
Carlos Alcaraz has a chance to break the record in the coming months.
Andy Murray, recovering from surgery, is still unsure if he will play singles at Wimbledon.
Rising star Jack Draper finds himself a player to watch at this year’s Wimbledon.
"I'm not 100% fit now. We're doing everything we can with my team to make sure I'll be able to play my first match here," said Aryna Sabalenka.