Alexis Ohanian and Serena Williams
via Instagram / Serena Williams

Serena Williams has given birth to her first baby.

The birth was on Friday (Sept. 1), her sister Venus confirmed to ESPN at the US Open.

“I’m super excited,” she said when asked about becoming an aunt. “Words can’t describe.”

According to West Palm Beach news station WPBF, the baby was born at St. Mary’s Medical Center in West Palm Beach.

Serena first revealed that she was pregnant back in April by posting a selfie on Snapchat with the caption “20 weeks”. She and fiancĂ©/Reddit co-founder Alexis Ohanian confirmed the news later that they were expecting their first child.

Congrats to the new parents.