Soleil Moon Frye Welcomes Her Third Child, A Son

Soleil Moon Frye and husband Jason Goldberg have welcomed their third child.

On Monday, Feb. 10, Frye, 37, gave birth to a baby boy, who weighed in at over 9 pounds and measured 21 inches long.

"The whole family is over the moon about the arrival of their baby boy," her rep told PEOPLE Magazine on Feb. 11. "His big sisters, mom and dad are by his side."

Frye's third child joins older sisters Jagger Josheph Blue, 5, and Poet Sienna Rose, 8.

During an appearance on NBC's Today Show in August of 2013, Frye first announced the pregnancy. At the time, she told the hosts, "I have a very big announcement: We have a newest addition to the family here. Two girls and now a new baby to join the family. Poet and Jagger are so excited. I'm so excited I can actually touch my belly now, I've been hiding it for so long."

Two months later, on Oct. 7, 2013, Frye admitted that she was ill-prepared for her son's upcoming arrival.

“I’m terrible!” she said. ”The first couple of times I was so prepared. Now I’m like, ‘Nursery? What nursery? The baby can sleep in our room, right?’ I’ve got to get clothes … We’ve got a million names — I need to get on it.”

In October, Frye told PEOPLE that she was “already feeling nine months pregnant and I’m only five and a half!"

Frye is the owner of The Little Seed, a Los Angeles boutique which specializes in organic specialty clothing for children. She also hosts a blog and web series which focus on topics involving child development and women's issues. child rearing and women's issues.

Frye and Goldberg, a television producer who often works with Ashton Kutcher and was an executive producer on his hit show Punk'd, have been married since Oct. 25, 1998.