Serena Williams Twitter & Instagram: Boyfriend Date? Wimbledon 2014 Star Spotted On Romantic Night

Serena Williams was recently spotted on a romantic date with coach and rumored boyfriend Patrick Mouratoglou, the New York Post's Page Six reports.

"They seemed very intimate and they didn't stop chatting all night," an onlooker told the newspaper.

"They headed back to their hotel after about an hour and a half."

Serena Williams posted a photo on Instagram of herself looking at Sascha Bajin's latest magazine feature article featuring his photo-could her coach and rumored boyfriend Patrick Mouratoglou be jealous of the attention she's giving him?

Two weeks ago she posted several pictures on her Twitter and Instagram accounts with coach and rumored boyfriend Patrick Mouratoglou, sparking rumors the couple may be dating more seriously.

These pictures include snaps of her dog chip alongside her rumored boyfriend as well as him taking a picture of the Wimbledon 2014 star while working out.

Serena Williams was mentioned in a recent Twitter and Instagram post by her coach and rumored boyfriend Patrick Mouratoglou, where he mentions that he is "simply very proud."

Serena Williams has won her third Bank of the West tournament title and her Twitter and Instagram fans are saying her victory is revenge against those who believed rumors she was pregnant.

She spoke publicly about the "viral illness" that led to her Wimbledon 2014 exit and her attempts to start playing better.

"That's the fight in me," Williams said Monday, publicly addressing her bizarre exit from Wimbledon for the first time.

"I am always go, go, go. I never stop. I never want to give up. I never know when to say when."