"Parenthood" actress Erika Christensen and her husband, Cole Maness, welcomed their daughter, Shane Maness, on June 21, 2016. She kept fans updated on her labor via Twitter.
Credit: Jason Kempin/Getty Images
"Fast & Furious" star Jordana Brewster welcomed her second child, Rowan, with husband Andrew Form on June 9, 2016.
Credit: Joshua Blanchard/Getty Images
Jena Malone and Ethan DeLorenzo
Jena Malone and Ethan DeLorenzo welcomed their first child together in May 2016. Malone announced the birth on Instagram. The couple named their son Ode Mountain DeLorenzo Malone.
Credit: Valerie Macon/AFP/Getty Images
Matthew Rhys and Keri Russell
"The Americans" co-stars Matthew Rhys and Keri Russell welcomed their first child together in May 2016, according Us Weekly.
Credit: Dimitrios Kambouris/Getty Images
Alexis Bledel and Vincent Kartheiser
Alexis Bledel and Vincent Kartheiser had a baby boy in the fall, unbeknownst to anyone. Bledel's co-star, Scott Patterson, let the cat out of the bag in an interview with Glamour.
Credit: Kevork Djansezian/Getty Images
Eva Mendes and Ryan Gosling
Eva Mendes and Ryan Gosling welcomed a second daughter, Amada Lee Gosling, on April 29, 2016, according to a birth certificate obtained by TMZ.
Credit: Sonia Recchia/Getty Images
Jessica Capshaw and Christopher Gavigan
In an Instagram post, the 39-year-old actress said Josephine Kate Gavigan was born on May 2. She writes that she's "endlessly grateful for her safe arrival," adding that her "heart is so full of love that it threatens to burst."
Credit: Charley Gallay/Getty Images
Eddie Murphy and Paige Butcher
Eddie Murphy and girlfriend Paige Butcher welcomes their first child, a daughter named Izzy Oona Murphy, on May 3, 2016. The baby marks Murphy's ninth child.
Credit: Joshua Roberts/Reuters
Nick Carter and Lauren Kitt
Nick Carter and Lauren Kitt welcomed a baby boy on April 19, 2016. Odin Reign Carter arrived after 30 hours of labor during a water birth at home. Their new bundle of joy weighed in at 8 pounds, 11 ounces.
Credit: Alberto E. Rodriguez/Getty Images
Chrissy Teigen & John Legend
Chrissy Teigen and John Legend took to Instagram April 17, 2016 to announce the birth of their daughter, Luna, who had arrived on April 14.
Credit: Matt Sayles/Invision/AP
The original "American Idol" winner gave birth to her second child, a boy named Remington Alexander Blackstock, on Tuesday, April 12, she confirmed via social media.
Credit: Isaac Brekken
Anne Hathaway and Adam Shulman
Adam Shulman and Anne Hathaway welcomed their first son Jonathan Rosebanks Shulman on March 24.
Credit: Charles Sykes/Invision/AP
Rapper Fetty Wap and former "Love & Hip Hop: Hollywood" star Masika Kalysha welcomed their first daughter on March 29, 2016.
Credit: Jamie McCarthy
Clifford "T.I." Harris and Tameka "Tiny" Harris
Rapper Clifford "TI" Harris, and his wife, Tameka "Tiny" Harris, welcomed a daughter on Saturday, March 26. They have nicknamed the baby girl "Lucky."
Credit: AP Photo/Gregory Smith
Seth Meyers and Alexi Ashe Meyers
"Late Night" host Seth Meyers and wife Alexi Ashe Meyers welcomed their first child, a boy, on March 27, 2016.
Credit: Cindy Ord
Ivanka Trump and Jared Kushner
Jared Kushner and Ivanka Trump welcomed their third child, son Theodore James, on Sunday, March 28.
The businesswoman wrote that the family feels "incredibly blessed."
Credit: Grant Lamos IV/Getty Images
Ziggy Marley and Orly Agai
Musician Ziggy Marley and his wife Orly Agai welcomed their fourth child on Monday, March 14, in Los Angeles.
The son of the iconic reggae singer Bob Marley and his wife named their son Isaiah Sion Robert Nesta Marley.
Credit: Mario Anzuoni/Reuters
Emilie de Ravin
"Lost" and "Once Upon a Time" star Emilie de Ravin announced via Twitter on March 13 that she'd given birth to a daugther, Vera Audrey de Ravin-Bilitch, the day before.
Credit: Jason Merritt/Getty Images for Entertainment Weekly
Morena Baccarin and Ben McKenzie
It's a girl for "Gotham" co-stars and real-life couple Ben McKenzie and Morena Baccarin! The pair's reps confirmed to ET that they had welcomed a daughter on March 2. The little one's name is Frances Laiz Setta Schenkkan.
Credit: Jemal Countess/Getty Images
Bobby Cannavale and Rose Byrne
Actors Bobby Cannavale (L) and Rose Byrne welcomed their baby son Rocco on Monday, Feb. 1, 2016. Cannavale joked on the "Late Show," "I'm so tired. I think I've gained 28 pounds since Monday."
Credit: Getty Images/Neilson Barnard
Tyra Banks and Erik Asla
Tyra Banks and Erik Asla welcomed son York Banks Asla in January 2016. Banks wrote on Instagram, "The best present we worked and prayed so hard for is finally here. He's got my fingers and big eyes and his daddy Erik's mouth and chin." The baby was born via a gestational surrogate.
Credit: Jesse Grant/Getty Images
Zhang Ziyi and Wang Feng
Actress Zhang Ziyi and musician husband Wang Feng welcomed a baby girl. Zhang posted a photo of her baby's hand on microblogging site Sina Weibo and wrote, "December 27th, 2015, you, me, her ... With the birth of this little life, we have our own family. Everything went safely and smoothly. Infinite gratitude!"
Credit: AP Photo/Lionel Cironneau
Billy Corgan and Chloe Mendel
Smashing Pumpkins frontman Billy Corgan and artist Chloe Mendel welcomed their first child together in November 2015. They named the baby boy Augustus Juppiter Corgan.
Credit: Dan Hallman/Invision/AP
Dwayne Johnson and Lauren Hashian
Dwayne Johnson and Lauren Hashian welcomed their first child together -- a baby girl -- in December 2015.
Credit: Kevork Djansezian/Getty Images
Kim Kardashian West and Kanye West
Kim Kardashian West and Kanye West welcomed their baby boy on Dec. 5, 2015. Kardashian West had documented her pregnancy complications -- the baby was breech before she received a procedure to turn him over -- and gave birth earlier than her original due date. The couple are already parents to North West.
Credit: Larry Busacca/Getty Images
Josh Hartnett and Tamsin Egerton
Josh Hartnett and Tamsin Egerton, who starred together in "The Lovers" in 2011, welcomed their first child in December 2015. The couple were spotted leaving St. Mary's Hospital in London with a baby carrier.
Credit: Elisabetta Villa/Getty Images
Sandra Bullock revealed in December 2015 that she had adopted a 3-year-old girl named Laila. "When I look at Laila, there's no doubt in my mind that she was supposed to be here," Bullock told People magazine. "I can tell you absolutely, the exact right children came to me at the exact right time." In 2010, Bullock adopted her son, Louis.
Credit: Kevin Winter/Getty Images
Kristin Cavallari and Jay Cutler
Kristin Cavallari and NFL quarterback Jay Cutler welcomed their third child, Saylor James Cutler, on Monday, Nov. 23. The couple already have two sons.
Credit: Frederick M. Brown/Getty Images
Jessa (Duggar) Seewald and Ben Seewald
Jessa (Duggar) Seewald and Ben Seewald welcomed a baby boy on Nov. 5, 2015.
Credit: Jessa Seewald/Instagram
Mike and Kelly Myers
Mike Myers and his wife Kelly are proud new parents yet again. A spokeswoman for Myers said that Kelly gave birth to their daughter Paulina Kathleen in New York City in the fall of 2015.
Credit: Christopher Polk/Getty Images
Jacob Pechenik and Zooey Deschanel
Jacob Pechenik and Zooey Deschanel welcomed a baby girl in June 2015. They announced in October 2015 that their daughter's name is Elsie Otter.
Credit: Kevin Winter/Getty Images
Carey Mulligan and Marcus Mumford
Carey Mulligan and Marcus Mumford of Mumford & Sons became parents in the fall of 2015. The baby comes three years after the couple wed on a farm in Somerset, England, in front of about 100 guests.
Credit: Getty Images
Brooklyn Decker and Andy Roddick
Actress Brooklyn Decker and pro tennis player Andy Roddick became parents to a baby boy in September 2015, marking their first child together. The couple met in 2007 and were married in 2009.
Credit: Rick Diamond/Getty Images
Naya Rivera and Ryan Dorsey
Naya Rivera and Ryan Dorsey welcomed their first child -- a boy -- in the summer of 2015. The new addition comes a little over a year after the couple wed in Cabo San Lucas, Mexico.
Credit: Jonathan Leibson/Getty Images
Adam Brody and Leighton Meester
Adam Brody and Leighton Meester are parents. The couple welcomed baby girl, Arlo Day, in August 2015.
Credit: Andrew H. Walker/Getty Images
Lucy Liu welcomed her new baby boy on Instagram and Twitter on Aug. 27, 2015. Liu's rep confirmed that the actress Liu "is the proud mother of Rockwell Lloyd Liu, brought into the world via gestational carrier."
Credit: Michael Loccisano/Getty Images
Joseph Gordon-Levitt and his wife, Tasha McCauley, are parents. They welcomed a baby boy in August 2015. Though the little one's name hasn't been announced publicly, an insider says "the family is all happy and healthy." The couple married in December 2014.
Credit: Michael Buckner/Getty Images
Henry Hager and Jenna Bush Hager
Henry Hager and Jenna Bush Hager welcomed daughter Poppy Louise Hager on Aug. 13, 2015; Poppy Louise is named after great-grandfather George H.W. Bush. The married couple already have daughter Mila.
Credit: Stephen Lovekin/Getty Images for UNICEF
Alexis Roderick and Billy Joel
Alexis Roderick and Billy Joel are parents together for the first time. The married couple welcomed baby girl Della Rose in August 2015. They tied the knot on the Fourth of July.
Credit: Carlo Allegri/Invision/AP
Ashlee Simpson and Evan Ross
Ashlee Simpson and Evan Ross have become parents for the first time. The couple, who wed in 2014, welcomed a baby girl on July 30, 2015. Simpson already has a son, Bronx, with her ex-husband Pete Wentz.
Credit: Angela Weiss/Getty Images
Jaime King and Kyle Newman
Jaime King and her husband, Kyle Newman, have expanded their family with the birth of their second child. The 36-year-old actress shared the big news in July 2015 via an Instagram photo with the caption: "We are SO happy to welcome to the world our new baby boy! Born Thursday, July 16th! Xx."
Credit: Jason Merritt
Emily Maynard and Tyler Johnson
Emily Maynard, who appeared on "The Bachelor" and then "The Bachelorette," gave birth to her first child with husband Tyler Johnson, she announced on Instagram on July 16, 2015. She is also a mom to Ricki, her daughter with late fiance Ricky Hendrick.
Credit: Emily Maynard/Instagram
Brady Smith and Tiffani Thiessen
Brady Smith and Tiffani Thiessen are parents for the second time. The couple welcomed baby boy Holt Fisher Smith on July 1, 2015. They already have a daughter named Harper Renn.
Credit: Andrew H. Walker/Getty Images
Noah Wyle and Sara Wells
Noah Wyle and his wife, actress Sara Wells, welcomed a baby girl -- named Frances Harper Wyle -- in June 2015. The pair married in 2014.
Credit: Evan Agostini/Invision/AP
Jennifer Love Hewitt and Brian Hallisay
Jennifer Love Hewitt and her husband Brian Hallisay welcomed a second child, a baby boy named Atticus James, on June 24, 2015. The couple already has a a girl, Autumn James, who was born five days after they got married in November 2013.
Benedict Cumberbatch and Sophie Hunter
In June 2015, actor Benedict Cumberbatch and wife Sophie Hunter became parents of a baby boy. A spokesman said the couple is "delighted to announce the arrival of their beautiful son." The baby was born the day after Cumberbatch was honored by Queen Elizabeth II for his services to the performing arts and charity.