birth announcement
The couple are now parents to two daughters.
This is the second child for the tennis legend and her spouse, entrepreneur Alexis Ohanian.
TMZ reports that Rihanna gave birth earlier this month.
Olsen had married longtime boyfriend Louis Eisner in a small wedding in December.
The four-time Grand Slam singles champion gave birth to the bundle of joy in a Los Angeles hospital room, and both are doing well, a source tells People.
"Happy Easter," said the actor. "Posting from pure Heaven."
The pair revealed they were expecting in December, which came as a "huge surprise".
The former Love Islander shared an adorable clip of Fury cradling their tiny newborn and kissing her head.
While the royal births and weddings may have dominated the headlines this year, members of celeb royalty weren’t too far behind. Here’s a rundown of some of the key big names who celebrated big life events this year.
The baby is the Queen's seventh great-grandchild.