Serena Williams is elated to be a mom.
The all-star tennis player took to social media to pen a heartfelt note to her unborn baby.
“My Dearest Baby, You gave me the strength I didn’t know I had. You taught me the true meaning of serenity and peace. I can’t wait to meet you. I can’t wait for you to join the players box next year,” she wrote, “but most importantly, I am so happy to share being number one in the world with you…. once again today. On @alexisohanian bday. from the world’s oldest number one to the world’s youngest number one. -Your Mommy.”