Justin Bieber - date of birth:March 1, 1994 Internet sensation turned mega pop star Justin Bieber broke on to the music scene with a platinum-selling debut album, "My World." He released "Never Say Never," a movie that chronicled his life on his concert tour  in 2011.
Kenny Chesney - date of birth:March 26, 1968 Country crooner  Kenny Chesney  is a four-time Country Music Association Entertainer of the Year who has released numerous hit records . An avid football fan, he produced "The Boys of Fall" for ESPN.
Bob Costas - date of birth:March 22, 1952 Sportscaster Bob Costas  has covered a wide variety of sports for the NBC network, including the Olympic Games . He conducted the first interview with Jerry Sandusky surrounding the allegations of child abuse by the former coach .
Daniel Craig - date of birth:March 2, 1968 Current James Bond actor Daniel Craig most recently starred in the film adaptation of the international best-selling novel “The Girl With the Dragon Tattoo.” He married actress Rachel Weisz last June.
Billy Crystal - date of birth:March 14, 1947 Funny man Billy Crystal  has brought to life unforgettable characters  such as Harry Burns  and Mitch Robbins . A nine-time Oscar host veteran, he hosted the 84th Academy Awards in February.
Aretha Franklin - date of birth:March 25, 1942 "Queen of Soul" Aretha Franklin  is best known for her hit, "Respect," but she has more than 20 No. 1 hits and is one of the best-selling female artists . She became the first woman to be inducted into the Rock and Roll Hall of Fame, in 1987.
Al Gore - date of birth:March 31, 1948 Former Vice President Al Gore  has worked as an environmental activist since leaving Washington, D.C., and his work has earned him a Nobel Peace Prize jointly with the Intergovernmental Panel on Climate Change. His book, "An Inconvenient Truth,"  was turned into an Academy Award-winning documentary.
Alan Greenspan - date of birth:March 6, 1926 Economist Alan Greenspan was chairman of the Federal Reserve for 19 years until his retirement in 2006. He chronicled his life in office in his memoir, "The Age of Turbulence: Adventures in a New World".
Alyson Hannigan - date of birth:March 24, 1974 Known for her role as Willow Rosenberg on "Buffy the Vampire Slayer," actress Alyson Hannigan  portrayed another memorable character, Michelle Flaherty, in the "American Pie" series. Currently she can be seen on the popular comedy show "How I Met Your Mother."
Ron Howard - date of birth:March 1, 1954 Actor, director and producer Ron Howard  has been in the public eye since his eight-year run on "The Andy Griffith Show." After his second successful television show, "Happy Days," he began his directing career, which has included hits such as "Cocoon" and "A Beautiful Mind," among others .
Elton John - date of birth:March 25, 1947 Music legend  Elton John is one of the best-selling recording artists of all time . A long-time AIDS activist, he started the Elton John AIDS Foundation in 1992.
Quincy Jones - date of birth:March 14, 1933 Legendary music producer Quincy Jones has worked with musicians ranging from Frank Sinatra to Michael Jackson, with whom he collaborated to produce and conduct the song "We Are the World." Also a film composer, he wrote the film score for "The Color Purple."

Spike Lee - date of birth:March 20, 1957 Filmmaker Spike Lee  is known for chronicling race relations as well as other societal and political themes in his movies. His work has earned him two Academy Award nominations .
Peyton Manning - date of birth:March 24, 1976 NFL quarterback Peyton Manning  was the first pick in the 1998 draft and has spent his entire career with the Indianapolis Colts. The 11-time Pro Bowler  led his team to a Super Bowl victory  but spent last season on the bench due to injury.
Rupert Murdoch - date of birth:March 11, 1931 Media mogul Rupert Murdoch  founded News Corporation, which owns Twentieth Century Fox and "The Wall Street Journal" among other media outlets. In July 2011, he faced charges of phone hacking through "News of the World" as well as bribery and corruption charges .
Sandra Day O'Connor - date of birth:March 26, 1930 March 26, 1930currently serves as the chancellor for The College of William and Mary.
Shaquille O'Neal - date of birth:March 6, 1972 Former NBA star Shaquille O'Neal spent 19 years in the league  and won four NBA championships . Following his retirement, he joined the TNT network as a commentator.
Sarah Jessica Parker - date of birth:March 25, 1965 Actress Sarah Jessica Parker  is best known for her role as Carrie Bradshaw in HBO's "Sex and the City" as well as the series' two spin-off movies. She released her clothing line "Bitten" as well as a line of perfume.
James Patterson - date of birth:March 22, 1947 Author James Patterson  is best known for his best-selling thriller novels , with his series featuring Alex Cross as his most popular books. Many of his novels have been adapted into films, including "Kiss the Girls" and "Along Came a Spider."
Prince Edward, Earl of Wessex - date of birth:March 10, 1964 Prince Edward, Earl of Wessex,  is the youngest child of Queen Elizabeth II. As part of his royal duties, he replaced his father as Vice-Patron of the Commonwealth Games Federation.
Rob Reiner - date of birth:March 6, 1947 Actor and director Rob Reiner  is well-known for his role as "Meathead" from the popular 1970s television show "All in the Family." He found success on the other side of the camera as well, directing hits such as "When Harry Met Sally" and "A Few Good Men."
Gloria Steinem - date of birth:March 25, 1934 Feminist activist and writer Gloria Steinem co-founded “Ms.” magazine and the Women’s Media Center. Active in the political arena, she has been involved in many presidential campaigns, most recently supporting Hillary Clinton for the Democratic nomination in the 2008 election.
Carrie Underwood - date of birth:March 10, 1983 Carrie Underwood  catapulted from winning Season 4 of "American Idol" to Nashville superstardom  in just a few short years . She married professional hockey player Mike Fisher in 2010.
Kat Von D - date of birth:March 8, 1982 Celebrity tattoo artist Kat Von D  showcased her work on the reality show "LA Ink" . She has published two best-selling books chronicling her life and art.
Andrew Lloyd Webber - date of birth:March 22, 1948 Musical theater composer Andrew Lloyd Webber created some of the most beloved and longest-running musicals, such as "Cats" and "Phantom of the Opera." His work has earned him numerous honors, including an Academy Award and seven Tony Awards .
Will.i.am - date of birth:March 15, 1975 Rapper will.i.am helped form The Black Eyed Peas and has been instrumental in the success of the group . As a producer, he has worked with music greats such as Michael Jackson, Usher and U2.
Bruce Willis - date of birth:March 19, 1955 Well known as John McClane in the "Die Hard" movies, Bruce Willis  has proven his blockbuster status in Hollywood with hit movies such as "Armageddon" and "The Sixth Sense." He co-founded Planet Hollywood with several other big names in Tinseltown, including his ex-wife.
Reese Witherspoon - date of birth:March 22, 1976 "Legally Blonde" star Reese Witherspoon  won an Academy Award, among other awards, for her portrayal of June Carter Cash in "Walk the Line." She will celebrate her one-year wedding anniversary with husband Jim Toth this month.