Is it just us or was there a serious Hollywood baby boom this year? Kim Kardashian  and Kate Middleton both had high-profile births when they welcomed their first children into the world, while other stars like Jessica Simpson  and Halle Berry  made news with their surprising second pregnancies. Emily Blunt , Gwen Stefani , and Kate Winslet  also made news when they announced this year that they are expecting. Relive all the baby bumps with our roundup of the biggest celebrity pregnancies of the year, and make sure to check out all our best of 2013 coverage !
The weekend before Christmas, Rachel Zoe  gave birth to her second son — she and husband Rodger Berman are already parents to 2-year-old Skyler. She confirmed that she was pregnant with her second child  in September, saying that she and her family are "beyond excited" and "feel incredibly blessed."
On June 15, Kim Kardashian  gave birth to her daughter, North West, with Kanye West  by her side. Kim put her bump on display when she attended the 2013 Met Gala with Kanye back in May.
Kate Winslet is pregnant with her third child , which she announced in early June. The baby will be her first with husband Ned Rocknroll, whom she married in December.
After months of speculation, Gwen Stefani  confirmed in October that she is pregnant with her third child. Gwen and her husband, Gavin Rossdale , are already parents to two sons, Kingston and Zuma.
On May 30, Jenna Dewan gave birth to her first child, daughter Everly , with husband Channing Tatum . Channing doted on his pregnant wife when they attended the 2013 Oscars in February.
In November, it was confirmed that Drew Barrymore is pregnant with her second child . She and husband Will Kopelman are already parents to daughter Olive.
Probably the most famous expecting mother of 2013, Kate Middleton gave birth to Prince George on July 22.
On August 29, Fergie  and Josh Duhamel  welcomed their first child, Axl.
On Oct. 5, Halle Berry  welcomed her second baby, Maceo. The little tot joins dad Olivier Martinez and 5-year-old Nahla Aubry, whom Halle had while she was in a previous relationship.
Shakira  gave birth to a son, Milan Piqué Mebarak, on Jan. 22. She and Milan's dad, soccer player Gerard Piqué, have been dating for over three years.
Kristen Bell  welcomed her first child, Lincoln, with Dax Shepard on March 28. The couple later got married at a Los Angeles County courthouse in October.
Jessica Simpson  and husband Eric Johnson's son, Ace Johnson, was welcomed into this world on June 30. He joined big sister Maxwell, who is just over a year old.
Maya Rudolph gave birth to her fourth child with husband John Thomas Anderson on Sept. 10. The couple's big brood includes Pearl, 7, Lucille, 3, and Jack, 2.
It was announced in early August that Megan Fox  and husband Brian Austin Green  are expecting their second child, nearly one year after Megan gave birth to their son, Noah.
Jenna Bush Hager gave birth to her first child, Margaret Laura "Mila" Hager, on April 13. She married her husband, Henry Hager, in 2008.
Evan Rachel Wood welcomed her first son on July 29 alongside husband Jamie Bell. She held onto her baby bump at the NYC premiere of A Case of You in April.
In late May, Autumn Reeser announced she was expecting a second baby . She gave birth to son Dashiell Ford in November.
On July 2, Busy Philipps and husband Marc Silverstein welcomed their daughter, Cricket. The couple are also the parents of 5-year-old Birdie.
On Oct. 6, Jaime King gave birth to James Newman with her husband, Kyle Newman. Jaime and Kyle have been married since 2007.
Ivanka Trump  and her husband Jared Kushner welcomed their second child, Joseph Frederick, in October.
On Oct. 22, Homeland star Morena Baccarin and her husband Austin Chick welcomed son Julius Chick.
Emily Blunt  and her husband, John Krasinski , confirmed in September that they are expecting their first child.
On Nov. 26, Jennifer Love Hewitt  welcomed her first child, Autumn Hallisay, with husband Brian Hallisay. The two secretly got married before the birth of their little one.
Rachael Leigh Cook and husband Daniel Gillies welcomed their daughter, Charlotte Gillies, in September 2013. The two have been married since 2004.
On July 11, Ali Landry gave birth to her third child, Valentin Monteverde, with husband Alejandro Monteverde. The couple already have two children, 2-year-old Marcelo, and 6-year-old Estrela.
Though Kerry Washington has yet to confirm the news, sources close to the Scandal star reported in October that she and husband Nnamdi Asomugha are expecting their first child . She hid her bump while making an appearance on Late Night With Jimmy Fallon  in October.
CaCee Cobb and husband Donald Faison welcomed son Rocco Faison on Aug. 15.
Lady Antebellum singer Hillary Scott gave birth to her first child, daughter Eisele, on July 22. She is married to musician Chris Tyrrell.
Malin Akerman welcomed her son, Sebastian, with husband Roberto Zincone on April 16. The couple later announced their plans to separate.
Chris Hemsworth and his wife, Elsa Pataky, confirmed in November that they are expecting their second child . The couple have a 1-year-old daughter, India Rose.
Just a few weeks after tying the knot with Brandon Blackstock, Kelly Clarkson  announced that she is pregnant with the couple's first child . She tweeted the news in November, saying, "I'm pregnant!!! Brandon and I are so excited! Best early Christmas present ever."
Thandie Newton  confirmed in September that she and husband Ol Parker will be welcoming their third child. The couple are already parents to daughters Ripley and Nico.
Kendra Wilkinson confirmed the news of her second pregnancy during an appearance on the Today show in October (she and husband Hank Baskett are already parents to 3-year-old Hank VII). Kendra also shared the news  on Twitter, posting a photo of her positive pregnancy test and saying, "Round two. Here we go!!"
This Summer, Warm Bodies star Teresa Palmer announced that she is engaged to actor Mark Webber, and the two are expecting a baby! The couple released a statement via a rep, saying that they "are over the moon excited and can't wait to add to their family."
It was announced in October that Olivia Wilde  and her fiancé, Jason Sudeikis, will be welcoming their first child  next year.
Anna Chlumsky and Shaun So welcomed daughter Penelope So on July 11. The couple has been married since 2008.
Kevin Jonas announced in early July that his wife, Danielle, is pregnant with the couple's first child. About being a father, Kevin said, "It's the most exciting thing in my life so far. I'm excited, and I'm nervous."
Lily Allen  gave birth to her second child, Marnie Rose Cooper, on Jan. 8. She has a two-year-old daughter, Ethel May Cooper, with husband Sam Cooper.
In November, Once Upon a Time stars Ginnifer Goodwin  and Josh Dallas confirmed that they have a baby on the way ! The couple fell in love on the set and got engaged in late October.
Penélope Cruz and Javier Bardem  welcomed their second child, Luna Bardem, on July 22. The couple also have a son, 2-year-old Leo.
On Sept. 28, Heather Morris and longtime love Taylor Hubbell welcomed their first child, Elijah.
In October, Kristin Cavallari  announced that she is pregnant with her second child. The former star of The Hills and her husband, Jay Cutler, are already parents to 1-year-old son Camden.
On March 5, Holly Madison and her boyfriend, Pasquale Rotella, welcomed daughter Rainbow Rotella.