Serena Williams is expecting a girl!!!!

Excitable Aunty Venus might have just let it slip the sex of her sister Serena Williams baby.

In an interview at the sports event after beating Kurumi Nara on Wednesday, the Mail Online reported that the 36-year-old said: ‘I want to be known as the favourite aunt.’

‘We’re like baby V, baby Lyn, baby Esher, we all want the baby to be named after us.’

The tennis champion who is engaged to Reddit co-founder, Alexis Ohanian, accidentally announced her pregnancy through Snapchat and has since been sharing sweet pics and videos.