It’s a boy for actress Scarlett Johansson and comedian Colin Jost!
Confirming to PEOPLE, Johansson’s rep revealed that the couple welcomed their baby boy on Wednesday, Aug 18th.
Shortly after the news was announced, Jost posted on his Instagram account, that he and Johansson had a baby. In the post he wrote, “ok ok we had a baby. His name is Cosmo. We love him very much.”
The second photo in the series says, “Privacy would be greatly appreciated.” He captioned the photos with, “#wegotawaywithitforalongtime #nokidspolicy #we’regoingtodisneyworld.”
Johansson and Jost kept the news of the pregnancy under wraps until Jost mentioned the exciting news during one of his comedy shows. “Colin made the announcement from the [Ridgefield Playhouse] stage,” shared an audience member. “He played two sold out shows on Sunday [Aug. 15] and casually dropped that he and Scarlett are expecting soon.”
There was quite a bit of speculation that Johansson was excepting as she didn’t do much press for her latest movie, Black Widow.
This is the first child for Jost, while Johansson is also mom to daughter, Rose, with ex-husband Romain Dauriac.
Photo via arp/DepositPhotos