M.i.a.

Clair, an American Girl character
Mia Townsend, a Need for Speed: Most Wanted character
Mia, a Fire Emblem: Path of Radiance character
Mia, a Golden Sun character

Music
M.I.A. (band), an American punk rock group formed in 1981
MIA., a German rock/pop band formed in 1997
"Mia" (Chevelle song)
"Mía" (Tito El Bambino song)
"Mia," a song by Aerosmith on the album Night in the Ruts
"Mia," a song by Gorki on the album Gorky
"Mia," a song by Paulina Rubio on the album Pau-Latina
"M.I.A.," a song by Avenged Sevenfold on the album City of Evil
"M.I.A.," a song by the Foo Fighters on the album There Is Nothing Left to Lose
"M.I.A.," a song by M.I.A.