| One Life One Soul | |
| Type: | Compilation |
| Artist: | Gotthard |
| Cover: | One Life One Soul cover.jpg |
| Released: | 2002 |
| Recorded: | 1992–2002 |
| Genre: | Hard rock |
| Length: | 72:59 |
| Label: | Nuclear Blast |
| Producer: | Chris Von Rohr |
| Prev Title: | Homerun |
| Prev Year: | 2001 |
| Next Title: | Human Zoo |
| Next Year: | 2003 |
One Life One Soul, additionally subtitled Best of Ballads, is the first compilation album released by the hard rock band Gotthard. As the title indicates, the album consists only of ballads from Gotthard's studio albums from the albums Gotthard to Homerun, along with new songs and covers.