Actress Jung Ryeo Won is celebrating her 31st birthday!

On January 20th, Jung Ryeo Won shared a celebratory picture through her Twitter and wrote, "Wow wow wow wow~ I'm really happy! I am truly a happy person!!! My birthday cake, given to me from the director and staff on set~~~ I'm really, really excited."

Though Jung Ryeo Won is 31 years old (32 in her Korean age), she looks like she's in her early 20's, thanks to her youthful energy, young skin, and slim figure.

Fans sent in their congratulatory messages with, "Happy Birthday!", "You must be really happy", and "I can't believe you're already 32!"

Jung Ryeo Won is currently in the SBS drama, 'History of a Salaryman', where she plays the arrogant and cold character 'Baek Yeo Chi'.

Source & Image: Jung Ryeo Won's Twitter