- Dec 3 Sherri DuPree-Bemis, American pop-rock singer-songwriter (Eisley), born in Tyler, Texas
- Dec 4 Chinx [Lionel Pickens], American rapper (Coke Boys), born in Queens, New York (d. 2015)
- Dec 10 Katrin Siska, Estonian pop-rock singer and keyboard player (Vanilla Ninja - "Tough Enough"), born in Tallinn, Estonia
- Dec 11 Yoh Miyamori, Japanese musician (Orange Range), born in Okinawa Prefecture, Japan
- Dec 12 Katrina Elam, American country music singer, born in Bray, Oklahoma
- Dec 13 Matt Deis, American rock bassist (All That Remains), born in Peterborough, New Hampshire
- Dec 15 Brooke Fraser (Ligertwood), New Zealand singer-songwriter ("Something in the Water"), born in Wellington, New Zealand
Ronnie Radke (40 years old)
Dec 15 American punk-metal singer (Escape The Fate; Falling In Reverse), born in Las Vegas, Nevada
- Dec 20 Adrián Varela, Mexican singer, born in Culiacán, Mexico
- Dec 29 Jessica Andrews, American country music singer, born in Wynne, Arkansas
About December 1983
How Old? 40 years old
Generation: Millennial
Leap Year: No
Chinese Zodiac: Pig
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Country Singers
Jazz Singers
Opera Singers
Pop Singers
Rappers
Rock Singers