PHOTOS: Daniil Medvedev hits the practice court with Thomas Johansson and Rohan Goetzke in Monte Carlo

Serena Williams gave birth on September 1 to her first child, Alexis Olympia Ohanian, Jr. Just four weeks later, she has shared her first post-baby photo. As expected, she's looking great.

This month has been all about little Alexis:

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I'm having a hard time posting about anything that does not involve Alexis Olympia or something to do with her.
— Serena Williams (@serenawilliams) September 28, 2017

Fun fact my daughters initials are AO as in the Aussie open she won with me @AustralianOpen
— Serena Williams (@serenawilliams) September 28, 2017

But Williams deserved a post of her own. She has even made an Instagram for her daughter, which is racking up followers, fast.

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A post shared by Alexis Olympia Ohanian, Jr. (@olympiaohanian)

Williams just celebrated her 36th birthday. September has certainly been a busy month for the 23-time Grand Slam champion.

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