Serena Williams Boyfriend 2013: Patrick Mouratoglou’s Rumored Girlfriend Loves Football Players? Tennis Star Says ‘Sweet Dreams’ And ‘Love You’ After NFL Match

Serena Williams posted seemingly romantic messages on Twitter on Monday after watching an NFL game, leaving many fans wondering if they were directed at any of the football players in the match.

"What a game! Made my night. Sweet dreams. Love you," she wrote.

"I love for these Monday night football games!" she also wrote earlier that day.

Earlier this week, Serena boyfriend's coach and rumored boyfriend Patrick Mouratoglou posted a picture of the two during a practice session in New York City on Sunday, but the American tennis star appears to be ignoring him in the photo.

"Serena looking at her manicure means 'Patrick I dont wanna listen to you right now' hahaha. Serena can be stubborn it's good Patrick looks persistent even when Serena refuses eye contact, great coaching!" a fan wrote on the comments section of the photo.

Patrick Mouratoglou published the picture on his Facebook blog account.

The French tennis coach also posted a picture of him and Serena Williams together at a Women's Tennis Association after party, leaving fans wondering if he's making the relationship more public.

"Love this pic of Serena and I at the party after the #Wtachampionship final. Thanks Ren Ata," he captioned the photo on his Facebook page.

"Patrick Serena most glamourous couple ever!" a fan wrote in response to the picture.