Serena Williams and husband Alexis Ohanian attend his sister's wedding and share snap with flower girl daughter Olympia from ceremony... where tennis star was bridesmaid

Serena Williams and husband Alexis Ohanian clearly dote on daughter Olympia.

And the proud parents showed their devotion to their two-year-old in a new photo shared by 39-time Grand Slam tennis champ Serena at the wedding of Alexis' sister Hayley. 

'She took her flower girl job very seriously!!! @hexner14 @js_poodles congrats. So happy for you both,' Williams captioned a series of photos on Instagram.   

Wedding season: Serena Williams, 38, shared an adorable snap of herself alongside daughter Olympia, two, and husband Alexis Ohanian, 36, at his sister Hayley's wedding

Wedding season: Serena Williams, 38, shared an adorable snap of herself alongside daughter Olympia, two, and husband Alexis Ohanian, 36, at his sister Hayley's wedding 

The images showed Serena in a pink Azazie Kaleigh bridesmaid gown and her daughter in a white flower girl dress.

William's husband, Alexis Ohanian, 36, can also be seen in one of the photos as the two lift little Alexis into the air, each holding one of her hands. 

Alexis donned a blue tuxedo with a pink tie and brown dress shoes as he held his daughter's flower girl basket in his hand. 

Williams donned a pink halter top bridesmaid gown as she carried a pink and white bouquet in her hand.

Flower power: The first photo in the series is a black-and-white photo of Olympia as she smiles big while showing off her bouquet

Flower power: The first photo in the series is a black-and-white photo of Olympia as she smiles big while showing off her bouquet

Pretty in pink: Next, the toddler can be seen standing under a decorated wooden gazebo with her flower basket in hand

Pretty in pink: Next, the toddler can be seen standing under a decorated wooden gazebo with her flower basket in hand

Long day for a toddler: Finally, the two-year-old lays on the floor, relaxing with a book after a day full of responsibility

Long day for a toddler: Finally, the two-year-old lays on the floor, relaxing with a book after a day full of responsibility 

The record setting athlete wore her hair up in a stylish updo and styled Olympia's natural curls in three adorable curly buns on the top of her head.

The child's dress featured a one-shoulder design with a poofy tulle skirt, sequined bodice and pretty pink bow on one side. 

The first photo in the series is a black-and-white photo of the toddler as she smiles big while showing off her bouquet. 

Next, Olympia can be seen standing under a decorated wooden gazebo with her flower basket in hand.

Finally, she lays on the floor, relaxing with a book after a day full of responsibility. 

Williams has taken well to being a mom.

She posted a photo to Instagram on Alexis' second birthday to celebrate two years of motherhood back in September, writing 'The last 2 years have been my greatest accomplishment.' 

Serena Williams shares photo of 2-year-old daughter Alexis as a flower girl at family wedding

The comments below have been moderated in advance.

The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline.

We are no longer accepting comments on this article.