- Mar 1 Carlo Resoort, Dutch DJ and producer (4 Strings), born in the Netherlands
- Mar 1 Chris Webber, American basketball forward (NBA All-Star 1997, 2000–2003; Washington Bullets/Wizards, Sacramento Kings) and broadcaster (NBA Gametime Live; TNT), born in Detroit, Michigan
- Mar 1 Jack Davenport, English actor (Pirates of the Caribbean), born in London, England
- Mar 2 Dejan Bodiroga, Serbian basketball forward (FIBA World Cup 1998 [MVP], 2002, Yugoslavia; EuroLeague Final Four MVP 2002, 03; Panathinaikos, FC Barcelona), born in Klek, Serbia
- Mar 2 Paul Popowich, actor (Tommy Tricker & Stamp Traveler)
- Mar 2 Trevor Sinclair, English soccer winger (12 caps; Blackpool, West Ham, QPR, Manchester City), born in Dulwich, England
- Mar 3 Cory Raymer, NFL center (Washington Redskins)
- Mar 3 James Dexter, tackle (Arizona Cardinals)
- Mar 3 Jim Mills, tackle (San Diego Chargers)
- Mar 3 Matthew Marsden, British actor (Atlas Shrugged; Coronation Street, 1997-98), born in West Bromwich, Staffordshire, England
- Mar 3 Romāns Vainšteins, Latvian cyclist
- Mar 3 Tisha Venturini, American soccer midfielder (134 caps; Olympic gold 1996; FIFA Women's World Cup gold 1999; North Carolina Tar Heels), born in Modesto California
- Mar 3 Winslow Oliver, running back (Carolina Panthers)
- Mar 4 Jasper Somsen, Dutch jazz double bassist, composer and producer, born in was born Bennekom, Netherlands
- Mar 4 Len Wiseman, American director (Underworld, Total Recall), born in Fremont, California
- Mar 4 Penny Mordaunt, English politician (Leader of the UK House of Commons 2022-), born in Torquay, England
- Mar 4 Phillip Daniels, NFL defensive end (Seattle Seahawks)
- Mar 5 Nicole Pratt, Australian tennis star (1995 Futures Australia), born in Mackay, Queensland
- Mar 5 Yannis Anastasiou, Greek footballer
- Mar 6 Greg Ostertag, NBA center (Utah Jazz)
- Mar 6 Michael Finley, NBA guard/forward (Phoenix Suns/Dallas Mavericks)
- Mar 6 Terry Adams, pitcher (Chicago Cubs), born in Mobile, Alabama
- Mar 7 Ray Parlour, English footballer (Arsenal), born in Romford, England
- Mar 7 Sébastien Izambard, French operatic pop singer (Il Divo), born in Paris, France
- Mar 8 Anneke van Giersbergen, Dutch rock singer-songwriter, and guitarist (The Gathering), born in Sint-Michielsgestel, Netherlands
- Mar 8 Boris Kodjoe, Austrian model
- Mar 8 Justin Thompson, American baseball player
- Mar 8 Kurt Mollekens, Belgian racing car driver
- Mar 9 David Prinosil, German tennis star (1995 ATP Newport), born in Olomouc, Czechoslovakia
Matteo Salvini (51 years old)
Mar 9 Italian politician (Deputy Prime Minister of Italy, 2018-19, & 2022-), born in Milan, Italy
- Mar 10 Chris Sutton, English soccer striker, manager, broadcaster (1 cap; Blackburn Rovers, Celtic; BT Sport, BBC Radio 5 Live, BBC Sport.), born in Nottingham, England
- Mar 10 Eva Herzigova, Czech supermodel (Guess Jeans, Wonderbra), born in Litvinov, Czechoslovakia
- Mar 10 John LeCompt, American hard rock guitarist (Evanescence, 2002-07 - "Lithium"), born in Little Rock, Arkansas
- Mar 10 Mauricio Taricco, Argentine footballer
- Mar 11 Martin Hiden, Austrian footballer
- Mar 11 Mike Mihelic, CFL offensive tackle (Winnipeg Blue Bombers)
- Mar 11 Sammie Brennan, CFL defensive back (BC Lions)
- Mar 11 Tony Veland, NFL defensive back (Denver Broncos-Super Bowl 32)
- Mar 12 Gabriel Mendez, Australian soccer midfielder (9 caps; Sydney Olympic, St. George FC), born in Buenos Aires, Argentina
- Mar 13 Bobby Jackson, American NBA guard (Denver Nuggets), born in Salisbury, North Carolina
- Mar 13 Dan Wilkinson, American NFL defensive tackle (Cin Bengals), born in Dayton, Ohio
- Mar 13 David Draiman, American musician and songwriter (Disturbed), born in Brooklyn, New York
- Mar 13 Edgar Davids, Dutch soccer player (Ajax, AC Milan), born in Paramaribo, Suriname
- Mar 14 Chris Sullivan, American NFL defensive end (New England Patriots), born in North Attleborough, Massachusetts
- Mar 16 Brant Bjork, American rock drummer (Kyuss) and guitarist (Stoner), born in Redlands, California
- Mar 16 Zef Eisenberg, British ultra-speed racer (world's fastest motorbike on sand 201.5mph; fastest wheel powered vehicle 210.33mph) and founder Maximuscle, born in London, England (d. 2020)
- Mar 17 Amelia Heinle, American actress (Loving, The Young and the Restless), born in Phoenix, Arizona
- Mar 17 Caroline Corr, Irish Celtic folk rock singer, drummer, and bodhrán player (The Corrs - "What Can I Do"), born in Dundalk, County Louth, Ireland
- Mar 17 Jerome Woods, American football safety (Pro Bowl 2003; KC Chiefs), born in Memphis, Tennessee
- Mar 18 Luci Christian, American voice actress
- Mar 18 Marlon Kerner, NFL cornerback (Buffalo Bills)
- Mar 18 Max Barry, Australian author
- Mar 18 Rob Johnson, NFL quarterback (Jacksonville Jaguars)
- Mar 19 John Michels, American NFL tackle, 1996-99 (Green Bay Packers-Super Bowl XXXI, Philadelphia Eagles), and radiologist, born in La Jolla, California
- Mar 19 Simmone Jade Mackinnon, Australian actress (Baywatch), born in Mount Isa, Australia
- Mar 20 Cedric Yarbrough, American actor (Speechless), born in Burnsville, Minnesota
- Mar 20 Christopher Heinz, American businessman and son of Teresa Heinz
- Mar 20 Jane March, English actress (The Lover), born in Edgeware, England
- Mar 20 Jung Woo-sung, South Korean actor (Beat), born in Seoul, South Korea
- Mar 20 Nico Boje, South African cricketer (South African ODI left-arm spinner), born in Bloemfontein, South Africa
- Mar 20 Norman Tome, Australian soccer striker (Olyroos, Olympics 1996)
- Mar 20 Ronna McDaniel, American political strategist, RNC Chair (2017-24), born in Austin, Texas
- Mar 21 Ananda Lewis, American model and television personality, born in Los Angeles, California
- Mar 21 Jerry Supiran, American child actor (Small Wonder - "Jamie"), born in Arcadia, California
- Mar 21 Larry Bowie, American NFL running back, 1996-99 (Washington Redskins), born in Anniston, Alabama
- Mar 21 Stuart Nethercott, English footballer
- Mar 22 Alex Padilla, American politician (Senator-D-Ca 2021-), born in Los Angeles, California
- Mar 22 Beverley Knight, English soul singer ("Shoulda Woulda Coulda") and musical theatre actress, born in Wolverhampton, England
- Mar 22 Dax Griffin, American actor (Tim Truman-Sunset Beach, Ant Man), born in Atlanta, Georgia
- Mar 22 Joe Nedney, American NFL kicker (Arizona Cardinals), born in San Jose, California
- Mar 22 Luther Elliss, American NFL defensive end (Detroit Lions), born in Mancos, Colorado
- Mar 23 Jason Kidd, American Basketball HOF point guard (Olympic gold 2000, 08; NBA C'ship 2011 Dallas Mavericks; 10×NBA All-Star; 5×All-NBA First Team) and coach (Brooklyn Nets, Milwaukee Bucks, Dallas Mavs), born in San Francisco, California
- Mar 23 Jerzy Dudek, Polish footballer
- Mar 23 Naoko Sawamatsu, Nishinomiya Japan, tennis star (1994 Singapore)
- Mar 23 Rob Lazeo, CFL offensive tackle (Saskatchewan Roughriders)
- Mar 23 Stefon Harris, American jazz vibraphonist (The Grand Unification Theory; The Classical Jazz Quartet), born in Albany, New York
- Mar 23 Wim Eyckmans, Belgian racing driver
- Mar 24 David Moravec, hockey forward (Team Czech Olympic gold 1998)
- Mar 24 Jacek Bąk, Polish footballer (Lyon), born in Lublin, Poland
Jim Parsons (51 years old)
Mar 24 American actor (The Big Bang Theory), born in Houston, Texas
- Mar 24 Josh Lakatos, trap shooter (Olympic silver 1996), born in Pasadena, California
- Mar 24 Philippe Boucher, Canadian NHL defenseman (LA Kings), born in Saint-Apollinaire, Quebec
- Mar 25 Anders Fridén, Swedish singer ("In Flames"), born in Askim, Sweden
- Mar 25 Andrei Nikolishin, Vorkuta Russia, NHL center (Hartford Whalers)
- Mar 25 Anthony Barness, English footballer
- Mar 25 Bob Sura, NBA guard (Cleveland Cavaliers)
- Mar 25 Ray Zellars, NFL fullback (New Orleans Saints)
Larry Page (51 years old)
Mar 26 American computer scientist and businessman (co-founded Google with Sergey Brin), born in East Lansing, Michigan
- Mar 26 Matt Burke, Australian rugby union fullback who played 81 Tests; NSW Waratahs; Eastwood RFC) and broadcaster (Network 10), born in Sydney, Australia
- Mar 26 T.R. Knight, American actor (Grey's Anatomy), born in Minneapolis, Minnesota
- Mar 28 Andrew Whittall, cricketer (cousin of Guy Zimbabwe off-spinner 1996)
- Mar 28 Eddie Fatu, Samoan professional wrestler
- Mar 29 Brad Bridgewater, American swimmer (Olympic gold 200m backstroke 1996), born in Charleston, West Virginia
- Mar 29 Marc Overmars, Dutch soccer winger (86 caps; Ajax, Arsenal, FC Barcelona) and executive (director of football Royal Antwerp FC), born in Emst, Netherlands
- Mar 30 DJ AM [Adam Goldstein], American DJ and musician, born in Philadelphia, Pennsylvania (d. 2009)
- Mar 30 Jan Koller, Czech footballer, born in Prague, Czechoslavakia
- Mar 30 Kareem Streete-Thompson, Caymanian-American 100m athlete and long jumper, born in Ithaca, New York
- Mar 30 Matthew Pritchard, Welsh Stuntman and celebrity chef, born in Cardiff, Wales
About March 1973
How Old? 51 years old
Generation: Generation X
Leap Year: No
Year of the Rabbit
Year of the Dragon
Year of the Snake
Year of the Horse
Year of the Goat/Sheep
Year of the Monkey