No maternity wear needed! Ivanka Trump looked absolutely stunning as she was photographed leaving the hospital with baby boy Joseph in her arms. The 31-year-old wore a fur-trimmed jacket and tight jeans as she carried her newborn to the car on Friday, just four days after giving birth alongside her husband Jared Kushner.

PHOTOS: Celebrity kids -- the cutest pictures ever

The "Celebrity Apprentice" mentor and Kushner, the chairman of Observer Media Group, welcomed their second bundle of joy on Oct. 14. "We just welcomed a beautiful & healthy son into the world. Jared, Arabella and I couldn't be happier!," Ivanka tweeted.

PHOTOS: Weirdest celebrity baby names

The two first announced in April that their daughter Arabella, 2, would soon be getting a playmate. "Jared and I and are so excited that Arabella will become a big sister this fall," she tweeted at the time. "Thanks for all your good wishes!"

PHOTOS: Famous moms and daughters

One day after giving birth, Ivanka introduced Joseph -- and revealed his name! -- with an adorable picture of herself holding the newborn in her hospital bed. Joseph Frederick, born at 9:54 p.m., was named after his paternal great-grandfathers.

Grandpa Donald Trump also couldn't help but share his excitement about his new grandson. "My beautiful daughter Ivanka just had a healthy baby boy. Jared and Ivanka are very proud!" he tweeted Oct. 14. He later added: "Thanks to all for the wonderful congratulation sent to me on the birth of Ivanka's little boy - so nice!"


Most expensive weddings

Ivanka Trump gives birth to baby boy, second child with Jared Kushner

Who said it? Celeb parenthood edition