- Mar 1 Orrin Keepnews, American jazz producer and founder of Riverside Records and Milestone Records labels, dies at 91
- Mar 8 Lew Soloff, American jazz trumpeter (Blood, Sweat and Tears), dies at 71
- Mar 11 Jimmy Greenspoon, American session and touring rock organist (Three Dog Night - "Joy to the World"), dies of metastatic melanoma at 67
- Mar 13 Daevid Allen [Christopher David], Australian musician and performance artist (Soft Machine, Gong), dies of cancer at 77
- Mar 15 Mike Porcaro, American rock bassist (Toto, 1982-2007 "Stranger In Town"), dies from Lou Gehrig’s disease at 59
- Mar 16 Andy Fraser, English bass guitarist (Free), dies at 62
- Mar 19 Michael Brown, American rock keyboardist and songwriter (Left Banke - Walk Away Renee; Pretty Ballerina), dies of heart failure at 65
- Mar 19 Peter Katin, British concert pianist, dies at 84
- Mar 20 A.J. Pero, American drummer (Twisted Sister - "We're Not Gonna Take It"), dies of a heart attack at 55
- Mar 21 Jackie Trent, English singer-songwriter (Neighbours theme) and actress, dies at 74
- Mar 21 Jørgen Ingmann, Danish jazz and pop guitarist ("Apache"; "Dansevise"), dies at 89
- Mar 22 Norman Scribner, American organist, conductor, choral director (St. Alban's, 1960-2007; Choral Arts Society of Washington, 1965-2012), and composer (Song for St. Cecilia), dies at 79
- Mar 23 Lil' Chris [Hardman], British rock singer (Checkin' It Out), takes his own life at 24 [1]
- Mar 23 Roy Douglas, English composer and arranger (Tomorrow We Live - At Dawn We Die), dies at 107
- Mar 24 Maria Radner, German operatic contralto, specializing in Wagner, dies in a plane crash at 33
- Mar 24 Oleg Bryjak, Kazakhstani-German bass-baritone opera singer (Deutsche Oper am Rhein), dies in plane crash at 54
- Mar 26 John Renbourn, British jazz and folk guitarist and songwriter (Pentangle), dies of a heart attack at 70
- Mar 28 Douglas Leedy, American composer, dies at 77
- Mar 28 Ronald Stevenson, Scottish-Welsh composer (9 Haiku; Ben Dorain Symphony), pianist, and educator, dies at 87
Country Singers
Jazz Singers
Opera Singers
Pop Singers
Rappers
Rock Singers