Blake Lively and Ryan Reynolds
Blake Lively and Ryan Reynolds became parents for the first time to kick off the year in early January. Their daughter's name is James. She has good genes.
Kate Middleton and Prince William
Kate Middleton and Prince William welcomed a royal baby princess, Charlotte, on May 2! (Somehow Kate looks like this having given birth that day.)
Kim Kardashian and Kanye West
Kim Kardashian welcomed a baby boy toward the tail end of the year. A Saint, if you will. It's the second child for the reality star and husband Kanye West. Saint joins big sister North to round out the family.
Catelynn Lowell and Tyler Baltierra
Catelynn Lowell and Tyler Baltierra made this list first when they welcomed their second child on New Year's Day 2015. They're keeping this one, a daughter named Novalee Reign.
Justin Timberlake and Jessica Biel
Justin Timberlake and Jessica Biel welcomed their first child, a boy named Silas, in April 2015. The couple is as smitten with the little one as their fans are with the famous family.
Adam Brody and Leighton Meester
We have a feeling this child will be watching a lot of The OC and Gossip Girl as it gets older.
Carrie Underwood and Mike Fisher
Carrie Underwood and Mike Fisher welcomed their inaugural bundle of joy earlier this year. He is as cute as you'd expect.
Add another to the brood! Shakira, posing here with Gerard Piqué and her son, gave birth to a second child in January 2014.
Paulina Gretzky and Dustin Johnson
Paulina Gretzky and Dustin Johnson welcomed their first child together in January 2015. They look so happy together.
Beverley Mitchell poses here with her family. She added to her brood with another child in February of 2015.
Nick Lachey and Vanessa Minnillo
Nick Lachey and Vanessa Minnillo welcomed their second child, daughter Brooklyn, in early January 2015!
Way to go, Maci Bookout and Taylor McKinney! This reality TV couple welcomed a child into the world in May of 2015.
Daniel Gillies and Rachael Leigh Cook
We adore Rachael Leigh Cook and Daniel Gillies. As of April 2015, this great couple is the proud parents of TWO young kids.
Marisa Miller is a mother for the second time. She shows off Grayson Lee Bazyl Guess in this precious picture.
Jessa Duggar and husband Ben Seewald became parents to a baby boy in early November. Yep, it's another member of this family ... named Spurgeon.
Josh Duggar had his fourth child with wife Anna this year. That's about the only good piece of news he can chalk up to 2015.
Last Duggar, we promise.
Ali Larter and Hayes MacArthur
Ali Larter has a very good reason to be smiling: the actress gave birth to a daughter in early 2015. Hooray!
Liv Tyler is so very happy! And she has a good reason to be: the actress gave birth to her second child in February of 2015.
Jude Law welcomed his fifth child, and first with ex Catherine Harding, in March.
Yay for Molly Sims! The model and her husband welcomed a girl into the world in March.
Kimora Lee Simmons
Kimora Lee Simmons is a mom for the fourth time! This is her first child with husband Tim Leissner.
Holly Montag just welcomed her first child! Yes, Heidi Montag is an aunt and Spencer Pratt is an uncle!
Haylie Duff gave birth to a baby girl in May of 2015. We send our absolute best wishes to her and fiance Matt Rosenberg.
Keira Knightly and James Righton have welcomed their first baby into the world!!!
Bethany Hamilton is a first-time mother! The surfer posted this beautiful photo online not long after her son was born.
Hilaria Baldwin and Alec Baldwin
Hilaria Baldwin and Alec Baldwin have a reason to smile. They welcomed a son into the world in June of 2015.
Jennifer Love Hewitt
Way to go, Jennifer Love Hewitt! The beautiful actress became a mother for the second time when she gave birth to a boy in June of 2015.
The Game of Thrones actress welcomed her second child on July 10.
Bobby Brown welcomed his sixth child into the world, a baby girl, alongside his wife in July of 2015.
Reggie Bush, Lilit Avagyan
Reggie Bush and Lilit Avagyan just welcomed their second child together. Congrats to the stars!
Emily Maynard and her newborn baby son cuddle together. So very magical.
Jaime King has announced the birth of her second child with this cool photo. She's breastfeeding the newborn.
Well done, Zooey Deschanel! The actress got married and gave birth for the first time in the summer of 2015.
Alexis Roderick and Billy Joel are first-time parents together! They welcomed a daughter into the world in August of 2015.
Jenna Bush Hager
Jenna Bush Hager is a mother for the second time. Check out this family photo of her, her husband and of little Poppy Louise Hager.