Father's Day 2014: Celebrity dads celebrating for the first time

The world rejoiced when Prince William and Kate welcomed Prince George Alexander Louis, the future king of England, on July 22, 2013.

Zara Phillips welcomed her first child with her rugby player husband, Mike Tindall, on Jan. 17, 2014. They named their baby girl Mia Grace Phillips and shared exclusive photos of their newborn with 'Hello!'.

Michael Bublé became a father for the first time when his beautiful wife, Luisana Lopilato, gave birth to their son Noah on Aug. 27, 2013.

Emile Hirsch debuted baby boy Valor in a touching photograph posted on Twitter, which showed the actor holding his newborn son in his arms.

Eva Longoria’s basketball-player ex, Tony Parker, welcomed his first son with fiancée Axelle Francine on April 30. They named their baby boy Josh.

Jason Sudeikis and Olivia Wilde were spotted taking their newborn son, Otis Alexander, for his first stroll just one week after he was born on April 23, 2014.

Ashton Kutcher isn’t the only ‘That 70s Show’ actor to become a dad this year. Danny Masterson and wife Bijou Philips welcomed their first child together on Feb. 14. 2014. They named their daughter Fianna Francis.

‘American Pie’ alum Jason Biggs became a first-time dad when his wife, Jenny Mollen, gave birth to baby boy Sid on Feb. 15, 2014.

Simon Cowell became a father for the first time on Valentine’s Day, 2014 when his girlfriend, Lauren Silverman, gave birth to little Eric.

“It still blows me away this is my life!” new dad Kevin Jonas captioned a very sweet black-and-white photo of himself with his new baby, Alena, in February.

Jamie Dornan is having quite the year! He first landed the starring role of Christian in ‘Fifty Shades of Grey’ and then he and his wife, Amelia Warner, welcomed a baby girl in November 2013.

‘Fresh Prince of Bel-Air’ star Alfonso Ribiero became a dad for the first time when wife Angela gave birth to little Alfonso Lincoln Ribeiro Jr. last October.

Josh Duhamel and Fergie welcomed their first son, Axl Jack Duhamel, on Aug. 29, 2013. The pair often show off their cute little one via social media photos.