Celebrity pregnancies are a common occurrence among the Hollywood realm, however, 2012 has already seen a plethora of baby bumps and births, and it's only March. So to help everyone get a full look at this year's exceptional baby boom, Hollywood.com has compiled a list of stars who are about to become (or already have become) parents.
First out of the baby gate were Beyoncé and Jay-Z, who officially became parents to baby girl, Blue Ivy Carter, on Jan.7. The superstar couple first announced the pregnancy at the 2011 VMA's after Beyoncé strategically placed her hand on her stomach, while giving a knowing smile. This is the duos first and only child.
Robert Downey Jr. and his wife Susan welcomed a son into the world on Feb. 7 and named him Exton Elias Downey. The baby weighed in at 7 lbs., 5 oz., and was 20 inches long. This was the couple's very first kid together, though Downey also has another son from his previous marriage with Deborah Falconer.
Jennifer Garner and Ben Affleck welcomed their third child and first son on Feb. 27. Affleck posted the exciting news on his Facebook page along with revealing their newborn's name: Samuel Garner Affleck.
James Van Der Beek and his wife Kimberly welcomed a baby boy into the world on March 13. The pair already have a daughter named Olivia, who's 17-months-old, however, they've yet to announce the name they've chosen for their newest little bundle of joy. Feel free to throw out any suggestions.
Charlize Theron shocked the world on March 14 when her rep announced that the actress decided to adopt a healthy baby boy named Jackson. The child was born in the United States and is of African-American decent. And since Theron currently isn't seeing anyone at the moment, she's taking on this new role of motherhood completely solo.
Maggie Gyllenhaal's pregnancy became public knowledge in late November 2011, where she was reportedly already six months along. So, if you do the math, she should be due any day now. This will be the actress's second child with her husband Peter Sarsgaard. The couple already share a five-year-old daughter together, Ramona.
Hilary Duff announced her pregnancy on her official website in August 2011. Later on in October, the actress revealed on The Ellen Show that she and her professional hockey player husband, Mike Comrie, are expecting a baby boy. And though Duff has yet to give birth, she's scheduled to be due in late March or early April, so there's only a few more weeks to go.
Jessica Simpson revealed her baby bump on Halloween 2011, after dressing up as a ""mummy"" and cradling her stomach. Since then, she's been a pretty open book in regards to her pregnancy and even posed nude for Elle magazine where she announced that she and fiance Eric Johnson are expecting a girl. Simpson's little girl is due sometime in April, and the baby's name is rumored to be Maxwell (Maxi for short).
Chris Hemsworth's rep confirmed in January 2012 that the actor will become a first-time father sometime this spring, after news broke that his wife Elsa Pataky was pregnant. The couple are extremely excited about the upcoming birth and have opted to be surprised by the child's gender. But whether it's a boy or girl, it's bound to be a good looking baby.
Kourtney Kardashian announced that she was expecting a second child with her boyfriend of five years, Scott Disick, back in November 2011. At the time she was only nine weeks along in her pregnancy, which means she's scheduled to give birth sometime in June. The reality, who already has a two-year-old son named Mason, revealed in February that she'll be having a baby girl.
Alyson Hannigan and her husband of eight years, Alexis Denisof, are currently expecting their second child together. And while the news was officially confirmed by Hannigan's rep back in December, the actual due date is not yet known. She currently has a 2-year-old daughter, Satyana Marie.
After a lot of back and forth baby rumors over the past few months, Snooki finally confirmed that she's fifteen weeks pregnant as of March 2012. The reality star is due sometime over the summer, either in late July or early August, and the father is her longtime boyfriend Jionni LaValle.
Nick Lachey announced on Live! With Kelly on March 5 that his wife Vanessa Minnillo is pregnant with their very first child. The gender and name choice are still unknown, however, Lachey did reveal that the due date is in late summer or early fall.
Real Housewives of Atlanta star Kim Zolciak and her husband Kroy Biermann are also expecting another child later this fall. The reality star shared the news via Twitter on March 20, writing, ""@biermann71 and I are happy to announce YES WE ARE PREGNANT!"" The couple just welcomed a son Kroy Jagger Jr. in November 2011. Zolciak also has two daughters -- Brielle, 15, and Ariana, 9 -- from a previous relationship.
And last, but certainly not least, news broke on March 21 that Reese Witherspoon is 12 weeks pregnant, which puts her due date in either late August of early September. The actress already has two children with her ex-husband Ryan Phillippe (daughter Ava, 12, and son Deacon, 8), however, this will be her first child with her new hubby Jim Toth.