| Unfaithful (Radio) | 3:47 |
| Title | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Unfaithful (CD, Promo, Single) | Def Jam Recordings | RIFAITHCDP1 | Europe | 2006 | |
| Unfaithful (Dance Remixes) (CDr, Promo) | Def Jam Recordings | none | UK | 2006 | |
| Unfaithful (Remixes) (12", Promo) | Def Jam Recordings | DEFR 16579-1 | US | 2006 | |
| Unfaithful (Remixes) (CD, Maxi, Promo) | Def Jam Recordings | DEFR 16579-2 | US | 2006 | |
| Unfaithful (Remixes) (CD, Promo) | Def Jam Recordings, Def Jam Recordings | RIFAITHRXP1, RIFAITHCDP1 | Europe | 2006 | |
| Unfaithful (12", Single) | Def Jam Recordings | 1702250 | Europe | 2006 | |
| Unfaithful (CD, Single) | Def Jam Recordings | 1702249 | Europe | 2006 | |
| Unfaithful (CD, Single) | Island Def Jam Music Group | 06025-1703857-8 | Europe | 2006 | |
| Unfaithful (CD, Single, Enh) | Def Jam Recordings | 1703859 | Australasia | 2006 | |
| Unfaithful (CD, Single, Enh) | Def Jam Recordings | 0602517038592 | Germany | 2006 | |
| Unfaithful (CDr, Single, Promo) | Def Jam Recordings | none | UK | 2006 | |
| Unfaithful (CDr, Single, Promo) | Universal Music (Netherlands) | NASH PROMO 01007 | Netherlands | 2006 |
referencing Unfaithful (Dance Remixes), CDr, Promo, none
referencing Unfaithful, CD, Single, Enh, 1703859
referencing Unfaithful, CDr, Single, Promo, none
referencing Unfaithful, CD, Promo, Single, RIFAITHCDP1
referencing Unfaithful (Remixes), CD, Maxi, Promo, DEFR 16579-2
http://www.discogs.com/Rihanna-Take-A-Bow-Remixes/release/1439754
and "Russian Roulette"
http://www.discogs.com/Rihanna-Russian-Roulette-DANCE-REMIXES/release/2150996