Ashley Grahamis a mom!
The supermodel, 32, and her husbandJustin Ervinwelcomed their first child together, a son, on Saturday, Jan. 18, they shared on their Instagram Stories Monday.
“Thank you all for your love and support during this incredible time,” she addressed her followers in addition.
Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.
Ashley Graham’s birth announcement.Ashley Graham/Instagram

Theo Wargo/Getty Images

Grahamannounced her pregnancy back in August, wishing her husband a happy anniversary withan Instagram videorevealing the news.
“Nine years ago today, I married the love of my life,” she began the post. “It has been the best journey with my favorite person in the world! Today, we are feeling so blessed, grateful and excited to celebrate with our GROWING FAMILY! Happy anniversary,@mrjustinervin❤️ Life is about to get even better. ?”
Three months later, the model and then-mama-to-be revealed during a visit toThe Ellen DeGeneres Showthat their bundle on the way would be a son.
“I’m having a boy!” Graham screamed, nearly jumping out of her seat. “I’mgonna be a mommy to a boy!”
Ashley Graham/Instagram

RELATED VIDEO: “Surprise!” Ashley Graham Is Pregnant, Expecting First Child with Husband Justin Ervin
Graham has been body positive throughout her pregnancy, posting inspiring messages about self-love, revealing theweight she gained (50 lbs.as of mid-December) and postingnude photos showing her stretch marks.
During a November episode of her digital series,Fearless with Ashley Graham, the star shared that she had been struggling with her “new body” at the time she posted herfirst nude pregnancy photo.
“I had just announced that I was pregnant and I thought then I was going to feel good and I didn’t. I just felt terrible. And that morning, actually … ” she said,stopping as she began to cry. “I was like, ‘Get it together, Ashley, there’s other women out there that are going through the same thing as you — why don’t you have a dialogue?’ ”
Adding that theexperience of having a “new body”made her feel “so isolated” and “so alone,” Graham noted that pregnancy has meant having “to come into this new world of body confidence.”
Kelly Taub/BFA



For partygoers, includingGayle King, there were stations around the venue to get free manicures, tattoos and even piercings, as a rep for Graham told PEOPLE and journalistDerek Blasbergcaptured on his Instagram Story.
Graham toldJimmy Fallonin December that her pregnancyfelt “like a sci-fi film every day.”
“There’s like a little alientaking over my stomach, and Iswear he’s on a treadmill. And one day he’s just gonna be running out of me!” she joked. “At least, that’s what I’m hoping for.”
source: people.com