Lucy Liu becomes mum via surrogate donor

Lucy Liu. Photo / AP

Actress Lucy Liu Is a first-time mum after welcoming a son via surrogate.

The Elementary star surprised fans on Thursday by announcing she is the proud mother of little Rockwell Lloyd Liu.

She took to Instagram to share a photo of herself holding the little one in her arms, adding the caption: "Introducing the new little man in my life, my son Rockwell Lloyd Liu. In love!"

Her representative also confirmed to Us Weekly that the newborn was born "via gestational carrier".

"Mum and baby are healthy and happy," the rep told the publication.

Prior to Thursday's big reveal, Liu gave no indication she was planning to become a mum.

Introducing the new little man in my life, my son Rockwell Lloyd Liu. In ❤️! pic.twitter.com/6pxLPL6QX1

— Lucy Liu (@LucyLiu) August 27, 2015

- WENN