Johnny Galecki
Johnny Galecki was born April 30, 1975. The actor is pictured attending Hilarity for Charity's 5th Annual Variety Show: Seth Rogen's Halloween on Oct. 15, 2016 in Los Angeles. Getty Images

While some may be excited about the idea of April showers bringing May flowers, celebrities like Kristen Stewart, Channing Tatum and Michael Fassbender will have something far more important on their minds — their birthdays!

Those born during the month of April either possess the zodiac sign of an Aries or Taurus. Aries are born between March 21 and April 19 and Taurus are born between April 20 and May 20, according to Astrology Zodiac signs.

People who are Aries are said to be courageous, optimistic, confident and moody while a Taurus is patient, reliable, devoted and at times stubborn.

Check out the celebrities who will celebrate their birthday in April:

  • David Oyelowo turns 41 years old on April 1. The “Selma” star was born in 1976 in England.
  • Asa Butterfield will leave his teen years behind on April 1 when he turns 20 years old. The “Ender’s Game” actor, who hails from the UK, was born in 1997.
  • Twins Brook and Robin Lopez near the end of their 20s when they turn 29 years old on April 1. The NBA players were born in 1988 in California.
  • Los Angeles native Kid Ink, born Todd Collins, will turn 31 years old on April 1. The “Show Me” rapper was born in 1986.
  • “Pretty Little Liars” actor Drew Van Acker actor turns 31 years old on April 2. The Freeform star, who hails from Philadelphia, was born in 1986.
  • Quavo (Quavious Keyate Marshall) of Migos will turn 26 years old on April 2. The “Bad and Boujee” singer was born in 1991.
Michael Fassbender
Michael Fassbender was born April 2, 1977. The actor is pictured attending the “Alien” premiere at the SXSW Conference and Festivals on March 10, 2017 in Austin, Texas. Getty Images
  • Known as Magneto to comic book fans, Michael Fassbender will turn 40 years old on April 2. The “X-Men: Days of Future Past” star was born in 1977 in West Germany.
  • “Love & Hip Hop: Atlanta” star Joc, formerly known as Yung Joc, will turn 34 years old on April 2. The rapper, who calls Atlanta home, was born Jasiel Robinson in 1983.
  • Christopher Meloni, a.k.a Detective Stabler from his days on “Law & Order: SVU,” will turn 56 years old on April 2. The “Underground” actor was born in Washington D.C. in 1961.
  • Cobie Smulders, known for her portrayal of Robin Scherbatsky on the television series “How I Met Your Mother” will turn 35 years old on April 3. The actress, who can also be seen playing Agent Hill in Marvel films, was born in Canada.
  • She just made her acting debut on the Fox series “Star,” and now Paris Jackson will celebrate her 19th birthday on April 3. The daughter of the legendary singer Michael Jackson was born in 1998.
  • Although she has been staying out of the public eye as she continues to battle mental health issues, Amanda Bynes will celebrate her 31st birthday on April 3.
  • Comedian Eddie Murphy will turn 55 years old on April 3. The Brooklyn native was born in 1961.
  • Alec Baldwin, the man who has been making America laugh every Saturday night with his hilarious impressions of President Donald Trump will celebrate his 58th birthday on April 3.
  • Once a teen heartthrob, Austin Mahone can hit the club and enjoy a drink when he turns 21 years old on April 4.
  • Robert Downey Jr., a.k.a. Tony Stark, a.k.a. Iron Man, a.k.a a whole bunch of memorable characters, will turn 52 years old on April 4.
  • Britney Spears’ little sister is all grown up! Jamie Lynn Spears will turn 26 on April 4.
  • Hayley Atwell, known for her portrayal of Agent Carter in the Marvel universe, will turn 35 years old on April 5.
  • Lily James will celebrate her 28th birthday on April 5. The “Downton Abbey” star was born in 1989 in England.
  • Music genius Pharrell Williams will turn 44 years old on April 5. The music producer, who is also a coach on the NBC series “The Voice,” was born in 1973 in Virginia.
  • New Jersey born actor Paul Rudd will turn 48 years old on April 6. Next up, the actor can be seen starring in “Mute.”
  • “Fuller House” star Candace Cameron-Bure will turn 41 years old on April 6.
  • Jackie Chan will celebrate his 63rd birthday on April 7. The movie star, known for his martial art skills, was born in 1954.
  • Russell Crowe will celebrate 53 years of life on April 7. The actor can be seen in the upcoming reboot of “The Mummy.”
  • Patricia Arquette will turn 49 years old on April 8. The “Boyhood” actress was born in 1968 in Chicago.
Kristen Stewart
Many celebrities were born in April, and Kristen Stewart was born on April 9, 1990. The actress is pictured attending the “Personal Shopper” premiere on March 9, 2017 in New York City. Getty Images
  • Kristen Stewart will turn 27 years old on April 9. With her “Twilight” days long behind her, the actress can be seen in the upcoming film “Lizzie.”
  • You know you love her! Former “Gossip Girl” star Leighton Meester turns 31 years old on April 9.
  • Starting out as a child star, Elle Fanning has blossomed into a successful actress who will turn 19 years old on April 9.
  • The Playboy mastermind Hugh Hefner will celebrate his 91st birthday on April 9.
  • New York native Cynthia Nixon, known to most as Miranda Hobbes of “Sex and the City” fame, will turn 51 years old on April 9.
  • “Pretty Little Liars” star Shay Mitchell will ring in the big 3-0 on April 10, just days before the Freeform series that shot her to fame rolls out its final episodes.
  • “This Is Us” star Mandy Moore will turn 33 years old on April 10. Moore, who initially started out as a singer, has found success in both film and television.
  • A supermodel by day, a mom by night, Alessandra Ambrosio will have to find a way to celebrate her 36th birthday on April 11.
  • “Homeland” star Claire Danes will turn 38 years old on April 12. The award-winning actress was born in 1979.
  • From “Orange is the New Black” to “How to Get Away with Murder,” Matt McGorry seems to be making his mark on the small screen. The actor will celebrate his 31st birthday on April 12.
  • “Girls” star Allison Williams will turn 29 years old on April 13. Let’s hope the busy actress has time to “Get Out” of the house and celebrate her special day.
  • Rapper Ty Dolla $ign will ring in his 32nd birthday on April 13.
  • “Scream Queens” star Abigail Breslin can finally go out and grab a drink with her costars starting April 14 when she turns 21 years old.
  • Sarah Michelle Gellar, known for her role as the title character in “Buffy the Vampire Slayer,” will turn the big 4-0 on April 14.
  • Emma Watson will have plenty to celebrate on April 15. Not only will she be celebrating her 27th birthday but she has had several successful films from “Harry Potter” to “Beauty and the Beast.”
  • It looks like Luke Evans has more in common with Emma Watson than just starring in “Beauty and the Beast,” they both share the same birthday, however, the actor will be turning 38 years old.
  • “Teen Wolf” star Cody Christian will definitely have something to howl about when he celebrates his 22nd birthday on April 15.
  • Although her cast mates joke around about her true age, “Love & Hip Hop: Atlanta” star Karlie Redd is said to be turning 39 years old on April 15.
  • Maisie Williams will end her time as a teenager on April 15 when she turns 20 years old.
  • Selena Quintanilla, the Queen of Tejano music, would have been 46 years old on April 16.
  • Chance the Rapper, the young artist taking the music world by storm, will turn 24 years old on April 16.
  • Actor and comedian Martin Lawrence will celebrate his 52nd birthday on April 16.
  • Former Spice Girl turned fashion designer Victoria Beckham will celebrate her 43rd birthday on April 17.
  • Rooney Mara will turn 32 years old on April 17. The actress was born in New York in 1985.
  • Jennifer Garner will turn 45 years old on April 17. The actress, who is also a mom, has plenty to celebrate considering her lengthy career.
  • “Keeping Up with the Kardashians” star and mother of three, Kourtney Kardashian turns 38 years old on April 18.
  • Pregnant with her first child, Rosie Huntington-Whiteley will turn 30 years old on April 18.
  • Late-night talk show host Conan O’Brien will celebrate his 54th birthday on April 18.
  • From box office hits to soap opera stints, James Franco will have plenty to celebrate when he turns 39 years old on April 19.
  • Hollywood starlet Kate Hudson will celebrate 38 years of life on April 19.
  • Although he typically keeps a low profile, Hayden Christensen will ring in his 36th birthday on April 19.
  • Engaged supermodel Miranda Kerr is sure to ring in her 34th birthday with her Snapchat CEO fiance by her side on April 20.
  • From “American Horror Story” to “Feud” Jessica Lange has had plenty of success and will celebrate her 68th birthday on April 20.
  • Late singer Luther Vandross would have been 66 years old on April 20.
Queen Elizabeth II
Queen Elizabeth II was born April 21, 1926. The royal is pictured leaving the re-opening of The National Army Museum on March 16, 2017 in London, England. Getty Images
  • England’s very own Queen Elizabeth II will turn 91 years old on April 21.
  • From playing a young Charles Xavier in the “X-Men” franchise to portraying a man with 23 personalities, James McAvoy will only have to do one thing on April 21 and that is turn 38 years old.
  • Not afraid to speak her mind, actress Amber Heard will turn 31 years old on April 22.
  • “Bad Things” rapper Machine Gun Kelly will turn 27 years old on April 22. The Texas-born artist, who calls Cleveland, Ohio home, was born in 1990.
  • WWE wrestler John Cena seems to be in the best shape of his life, so some may be surprised to learn the wrestler will celebrate his 40th birthday on April 23.
  • Featured on numerous covers of Vogue magazine along with gracing catwalks for famous designers, model Gigi Hadid will have plenty to celebrate when she turns 22 years old on April 23.
  • “American Idol” alum Kelly Clarkson will turn 35 years old on April 24.
  • New York native and Hollywood veteran Al Pacino will turn 77 years old on April 25.
  • “Love & Hip Hop: Hollywood” star Hazel E will celebrate her 37th birthday on April 25.
  • “Magic Mike” star Channing Tatum will turn 37 years old on April 26.
  • “Fast & Furious” star Jordana Brewster, who can also be seen on the Fox series “Lethal Weapon,” will celebrate her 37th birthday on April 26.
  • The first lady of the United States, Melania Trump will turn 47 years old on April 26.
  • Actress and entrepreneur Jessica Alba will celebrate her 36 birthday on April 28.
  • Famed late night talk show host Jay Leno will turn 67 years old on April 28. The television veteran was born in New York in 1950.
  • Academy Award-winning actress Uma Thurman will celebrate her 47th birthday on April 29.
  • Although she has kept her distance from the Hollywood scene, Michelle Pfeiffer will turn 59 years old on April 29.
  • On April 30, Gal Gadot will have to take a break from playing Wonder Woman in order to celebrate her 32nd birthday.
  • “Fargo” actress Kirsten Dunst will ring in her 35th birthday on April 30.
  • “The Big Bang Theory” star Johnny Galecki will turn 42 years old on April 30.