“My first puppy,” the Aussie actress captioned the snap, adding, “Actually my first dog. Been waiting my whole life for this! 🐶”
Kidman has kept the name of her adorable little fluff ball private.
The post saw a flurry of the Oscar-winning actresses famous friends take to the comment section to express their joy at the new arrival.
Fellow Australia actress Isla Fisher wrote: "So cute!"
While The Block presenter and interior designer Shaynna Blaze wrote: "Awww it’s such a special time."
Nicole Kidman has four children, Sunday Rose, 11 and Faith Margaret, 8 with husband Keith Urban. Nicole also shares son Connor, 24, and Isabella, 26, with ex-husband Tom Cruise.