Yesterday was Ha Ji Won's 37th birthday, and the talented actress's new series The Time I Loved You premieres on DramFever today! There's no better time to celebrate the star who has won so many hearts. Here are 7 reasons Ha Ji Won is our ultimate woman crush.

1. Her impressive action skills

(from Secret Garden)

Ha Ji Won is much more than a pretty face. She is also a kendo expert, and she performs most of her own stunts. She's mesmerizing in her action scenes.

2. Her chemistry with her costars

(from Empress Ki)

I'm convinced that Ha Ji Won could create chemistry with a rock. She's known for her ability to bring out the best in her costars, and many of her male leads saw an increase in popularity after working with her.

3. Her infectious smile

I love her smile! It could light up an entire room!

4. Her giving heart

Ha Ji Won is beautiful both inside and out. She has been involved in a lot of charity work over the years, including the Smile Again Project, which helped benefit low-income families and those with disabilities.

5. Her versatility

Ha Ji Won could easily make a living starring exclusively in action dramas, but she has demonstrated a willingness to branch out into a wide variety of roles over the course of her career, from a historical series like Damo to a modern romcom like The Time I Loved You.

6. Her elegance

Ha Ji Won has the amazing ability to go from girl-next-door one minute to completely glamorous the next. No matter what style she wears, she always carries herself with absolute grace.

7. Her dedication to her craft

(from King 2 Hears)

Not only does Ha Ji Won take on a variety of roles, but she commits herself to each different role 110%. In fact, she has said that she sometimes feels uncomfortable at how completely she disappears into the part. 

Happy birthday, Ha Ji Won! Are you a fan of this talented actress? Are there other reasons you would add to this list? Share your thoughts in the comments! 

Don't forget to watch The Time I Loved You on DramaFever tonight! Check out the extended preview below:

To see more of your favorite actresses, follow DramaFever's Woman Crush board on Pinterest!