Serena Williams and her daughter Olympia are already sharing clothes.

The 38-year-old tennis pro and the two-year-old girl she shares with husband Alexis Ohanian wore the same top in an Instagram post shared by Serena on Monday.

‘I knew me and my daughter would be be wearing the same size soon. This is her top,’ joked Williams in the post.

She’s a cool mom! Serena Williams and her daughter Olympia are already sharing clothes

Though the star-print white top was noticeably more snug on the 23-time Grand Slam winner, she was indeed able to squeeze into it.

On Tuesday, Williams shared a series of amusing Instagram Stories in which the toddler gave her a makeover.

Using a green marker, Olympia colored her mom’s lips as the athlete glanced in mock fear at the camera.

Oh make me over: On Tuesday, Williams shared a series of amusing Instagram Stories in which the toddler gave her a makeover

A new look: Using a green marker, Olympia colored her mom’s lips as the athlete glanced in mock fear at the camera

Corporate takeover: Williams even rejigged her makeup brand logo with her daughter’s name

Meanwhile, Williams was supported by her husband Alexis Ohanian and daughter Olympia, two, during a match at the WTA tennis tournament being held in Lexington, Kentuckyon Tuesday.

The tennis pro wore a black Nike vest and skirt with neon green belt and wristbands as she battled it out on court against Bernarda Pera on day two of the competition in Lexington.

Serena beat Bernarda, 25, with 4-6, 6-4, 6-1 during the 2hr 16 minute match on Tuesday.

Pro: Williams was supported by her husband Alexis Ohanian and adorable daughter Olympia as she competed at the WTA tennis tournament in Kentucky on Tuesday

Her husband of nearly three years Alexis, 37, looked casual in a black T-shirt and shorts as he watched on with their daughter Olympia, two.

Olympia wore a sweet polka dot dress with grey and pink trainers as she enjoyed watching her mum court-side.

The tennis great shares the child with her tech mogul spouse, Reddit co-founder Alexis, whom she married in 2017.

Family: Her husband of nearly three years Alexis, 37, looked casual in a black T-shirt and shorts as he watched on with their daughter Olympia, two

In action: Serena, who beat opponent Bernarda Pera on Tuesday, ran into trouble during her match on Friday (pictured) when she was beaten by No. 116 ranked Shelby Rogers in the Top Seed Open quarterfinals

However despite her winning start, Serena ran into trouble during her match on Friday when she was beaten by No. 116 ranked Shelby Rogers in the Top Seed Open quarterfinals.

‘It’s good to know,’ Williams said after the game, ‘I can play a lot, lot, lot better.’

Rogers, who is from South Carolina, took six of the last eight points after trailing 3-1 in the tiebreaker to collect only her third career victory over a top-10 opponent.

Competition: ‘It’s good to know,’ Williams said after the game, ‘I can play a lot, lot, lot better.’

‘She’s got my back already’: Last week before the US competition started, Serena enjoyed some quality time with her daughter Olympia as they played dress up together

Last week before the US competition started, Serena enjoyed some quality time with her daughter Olympia.

The tennis star shared a heartwarming snap of her little princess zipping up her pink gown during a day of dress up.

‘She’s got my back already. And I’ll always have hers,’ Serena captioned the snap.

Like mother, like daughter: Serena loves sharing precious mother-daughter photos on her Instagram account

In the sweet photo, Olympia wore a pink princess-like dress, while her mother wore a similar frock.

Serena crouched onto the floor, allowing her daughter to fit her into the dress.

The sports legend loves sharing precious mother-daughter photos on her Instagram account, including photos of their time playing dress up together.

Dynamic duo: The tennis great shares Olympia with her tech mogul spouse, Reddit co-founder Alexis Ohanian, 37 (pictured together last year)