- Mar 1 Carlo Resoort, Dutch DJ and producer (4 Strings), born in the Netherlands
- Mar 4 Jasper Somsen, Dutch jazz double bassist, composer and producer, born in was born Bennekom, Netherlands
- 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 10 John LeCompt, American hard rock guitarist (Evanescence, 2002-07 - "Lithium"), born in Little Rock, Arkansas
- Mar 13 David Draiman, American musician and songwriter (Disturbed), born in Brooklyn, New York
- Mar 16 Brant Bjork, American rock drummer (Kyuss) and guitarist (Stoner), born in Redlands, California
- 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 22 Beverley Knight, English soul singer ("Shoulda Woulda Coulda") and musical theatre actress, born in Wolverhampton, England
- Mar 23 Stefon Harris, American jazz vibraphonist (The Grand Unification Theory; The Classical Jazz Quartet), born in Albany, New York
- Mar 25 Anders Fridén, Swedish singer ("In Flames"), born in Askim, Sweden
- Mar 30 DJ AM [Adam Goldstein], American DJ and musician, born in Philadelphia, Pennsylvania (d. 2009)
About March 1973
How Old? 51 years old
Generation: Generation X
Leap Year: No
Country Singers
Jazz Musicians
Opera Singers
Pop Stars
Rappers
Rockers