- Mar 1 Nick Mike-Mayer, American NFL and USFL football placekicker, 1972-88 (Pro Bowl 1973; Atlanta Falcons, Philadelphia Eagles, Buffalo Bills), born in Bologna, Italy
- Mar 1 Riley Odoms, American football tight end (NFL Pro Bowl 1973–75, 78; First-Team All-Pro 1974, 75; Denver Broncos), born in Luling, Texas
- Mar 4 Judy Dickinson, American golfer (US Open runner-up 1985), born in Akron, Ohio
- Mar 7 Franco Harris, American Pro Football HOF running back (Super Bowl 1974, 75, 78, 79; 9 x Pro Bowl; First-team All-Pro 1977; Pittsburgh Steelers), born in Fort Dix, New Jersey (d. 2022) [1]
- Mar 7 J.R. Richard, American baseball pitcher (MLB All Star 1980; NL ERA leader 1979; NL strikeout leader 1978, 79; Houston Astros), born in Vienna, Louisiana (d. 2021)
- Mar 9 Andy North, American golfer, broadcaster (US Open 1978, 85; ESPN), born in Thorp, Wisconsin
- Mar 9 Danny Sullivan, American auto racer (Indianapolis 500 1985, CART C'ship 1988), born in Louisville, Kentucky
- Mar 12 Javier Clemente, Spanish soccer manager (Spain 1992-98; Athletic Bilbao, Español, Atlético Madrid, Marseille; Serbia, Cameroon, Libya, Basque Country), born in Barakaldo, Spain
- Mar 12 Willie Duggan, Irish rugby union no. 8 (41 Tests Ireland, 4 British & Irish Lions; Blackrock College RFC, Sunday's Well RFC), born in Kilkenny (d. 2017)
- Mar 13 Bernard Julien, West Indian cricket all-rounder (24 Tests, 50 wickets, 2 x 100s), born in Carenage, Trinidad and Tobago
- Mar 13 Joe Bugner, Hungarian-British-Australian boxer (European Champ 1971), born in Szőreg, Hungary
- Mar 18 Larry Perkins, Australian racing driver
- Mar 22 Jocky Wilson, Scottish darts player (BDO World Champion 1982, 89), born in Kirkcaldy, Fife, Scotland (d. 2012)
- Mar 26 Graham Barlow, English cricket batsman who played 3 Tests; Middlesex CCC, born in Folkestone, England
- Mar 28 John Whittaker, New Zealand rugby league utility back (26 Tests; Wellington; Warrington), born in Wellington, New Zealand (d. 2020)
- Mar 29 Miah Dennehy, Irish soccer winger (11 caps; Cork Hibernians FC, Nottingham Forest, Walsall FC, Bristol Rovers), born in Cork, Ireland (d. 2023)
- Mar 31 Ed Marinaro, American actor (Hill Street Blues - "Ofc Joe Coffey"; Laverne & Shirley, 1980-81 - "Sonny"), and NFL running back, 1972-77 (Minnesota Vikings and 2 other teams), born in New York City
About March 1950
How Old? 74 years old
Generation: Baby Boomer
Leap Year: No
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions