Paulina Gretzky and Dustin Johnson Welcome Baby Boy

— -- Wayne Gretzky is a grandpa!

The hockey great's daughter Paulina Gretzky, 25, and her fiance Dustin Johnson welcomed their baby boy on Monday, ABC News has confirmed.

"Paulina and I are happy to announce the arrival of our baby boy, who was born in Los Angeles on Monday morning," Dustin Johnson wrote in the statement sent to ABC. "Both Paulina and the baby are healthy, resting comfortably and in great spirits! We sincerely appreciate the outpouring of love and support we have received and plan to release further details in the coming days!"

Paulina announced she was expecting last September and announced it was a boy in December.

"@djohnsonpga & i are so excited to finally share with you all our amazing news..we're having a baby!!" she wrote four months back on Instagram.

Then three months later, she wrote, "Merry Christmas Everyone!! Ps..We're having a BOY," she wrote next to a pic with her fiance."

Johnson is a PGA pro with eight titles to his credit, while Gretzky is a model, who has appeared on the cover of magazines like Maxim.