Serena williams loses first match delivery

I think there may be some confusion here!

Serena Williams is a professional tennis player who has won numerous titles, including 23 Grand Slam singles titles. She is widely considered one of the greatest tennis players of all time.

It's highly unlikely that Serena Williams would lose her first match, as she has been playing professional tennis for over two decades and has a long history of success on the court.

In fact, Serena Williams has won 23 Grand Slam singles titles, which is a record for the Open Era and second all-time behind Margaret Court, who won 24 Grand Slam singles titles.

If you're thinking of a specific match where Serena Williams lost, I'd be happy to try to help you find more information about it.