It's a girl? Venus Williams may have revealed the sex of Serena Williams' baby

Serena Williams announced she was pregnant with her first child back in April and now we may know the sex of the baby she is expecting.

The 23-time Grand Slam champion is currently in France to watch her sister, Venus Williams, compete in the French Open. But while doing press on Wednesday, Venus Williams may have revealed that her younger sister is expecting a baby girl.

Venus and Serena Williams through the years

Venus discussed her excitement to become an aunt and referred to the future baby as "she," telling Eurosport, "She's going to call me 'favorite aunt.'

"We're all like, 'Baby V, baby Lyn, baby Isha.' We all want the baby to be named after us," the 36-year-old said.

As Williams, 35, got engaged to Reddit cofounder Alexis Ohanian in late Dec. The pair started dating in 2015 and has largely remained out of the headlines.

Serena Williams' pregnancy Instagrams