Alec, 60, also shared the same family photo with the caption, "Here we go again!"
"He's here! He's ideal! 8lbs 2oz #wegotthis2018", she captioned the sweet image, posted on her profile.
Alec is also dad to 22-year-old model daughter Ireland from his first marriage to Kim Basinger.
Along with the new baby, he and Hilaria share three young children: Carmen, 4; Rafael, 2; and 1-year-old Leonardo.
Alec Baldwin and Hilaria with a newborn son
Earlier Thursday, Hilaria posted a photo on Instagram before she headed off to give birth.
Alec and Hilaria revealed they were expecting in November.
Us Weekly spoke to the expectant mother after the gender reveal, and she admitted she was "in shock" when she discovered the baby was a boy. I wasn't upset about it but I was overwhelmed!
"So no, I don't wish he was a girl".
"I am the boss at home and everybody knows that". "You ask them (her children), "Who is the boss", and they'll say, "Mommy is the boss".
Toss could go for 'a toss' from Test cricket
According to ESPNCricinfo , the ICC's cricket committee will debate removing the toss when it meets in Mumbai at the end of May. As things stand, the home team captain flips the coin and the visiting captain calls heads or tails.
Alec Baldwin and his wife Hilaria Baldwin have become proud parents of four after welcoming a new son. With that being said, Carmen was a little disappointed because she's been wanting a little sister!
New button commands: The "View" button, or the "Select" button if you're nasty, can now rearrange items on the Home screen. This will also allow players to start Mixer broadcasts from anywhere on Xbox One , making streaming easier than ever.
Watch the first trailer for Destination Wedding below. "They're in a fool's paradise", Reeves' character is overheard saying. Destination Wedding is like a middle finger to those who thought Reeves and Ryder's careers, and the rom-com, were dead.
Papadopoulos has pleaded guilty to lying to the FBI and is now a cooperating witness in the special investigation. But Comey has said they did not reveal Trump was under scrutiny out of fear of hindering the investigation.
Democratic senators grilled Haspel on these events at her confirmation hearing before the Senate intelligence committee on May 9. McConnell steered the confirmation swiftly past opponents, including the ailing Republican Sen.
The decision of the appointment was taken on May 11, Attorney General told the bench headed by Justice Ranjan Gogoi . On April 17, the court had hoped that the appointment of the Lokpal "will be made at the earliest possible".
The collision between the bus and dump truck caused the school bus to rip apart, tearing off the front end and undercarriage. There is no federal requirement for seat belts on full-sized school buses, but six states including New Jersey require them.
Previously NV was informed that Audi has carried out final tests of its first electric crossover called the E-Tron. We've heard that it would be some sort of SUV. "The iNext project is our building kit for the future", he said.
Almost five years ago, it was announced that Beastie Boys' Mike D and Ad-Rock were working on a memoir about the group. Formed as a New York City hardcore band in 1981, Beastie Boys struck an unlikely path to global hip hop superstardom.
Yeddyurappa sworn in 23rd CM of Karnataka
The party has also managed to substantially improve its seat count and vote share from the 2013 assembly election. Janata Dal (Secular) accepted "unconditional" support from Congress, which was once a bitter foe.
Vanguard S&P 500 Index ETF (VSP) Moves Up 0.06% on May 17
Here we'll take a quick glance at how the stock price is now trading in relation to some of its simple moving averages. At the time of writing, Prudential Short Duration High (ISD) has a 14-day Commodity Channel Index (CCI) of -102.04.