By Rita Kokshanian
Jul 20, 2015 @ 11:00 am
serenawilliams/Instagram

Serena Williams is celebrating her Wimbledon win swimmingly. The tennis star, who took home the championship at the tournament just over a week ago, posted a snap of herself enjoying some down time on the beach in a monokini, and she looksย good. In the photo, which she posted without a caption, Williams is seen looking off into the distance while showing off her insanely toned bodโ€”how's that for some Monday gym motivation? But she wasn't the only one having fun and documenting it on Instagram. Keep reading to see the best celebrity 'grams from weekend:

Reese Witherspoon:

Naya Rivera:

Anniversary vibes. Love you @dorseyryan

A photo posted by Naya Rivera Dorsey (@nayarivera) on

Rachel Zoe:

Chrissy Teigen:

Aaaaaaah vacation ("your entire life is a vacation hurrdurrr rarr rarr pfft pschhhhh")

A photo posted by @chrissyteigen on

Cara Delevingne:

Oh oh we're in trouble, something's come along and its burst our bubble #CaKe ๐ŸŽ‚

A photo posted by Cara Delevingne (@caradelevingne) on

Behati Prinsloo:

Cindy Crawford:

Borrowed from the boys. Thanks for the dress, @randegerber. #vacationapparel

A photo posted by Cindy Crawford (@cindycrawford) on

Alessandra Ambrosio:

My kind of morning ๐Ÿ’•โ˜€๏ธ๐Ÿ’• bom dia #sundayfunday

A photo posted by @alessandraambrosio on

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