- Theo Lingen
- Theory Of A Deadman
- Theo Schumann Combo
- Theo Lehmann
- Theocracy
- Theophilus London
- Theo Tams
- Theory In Practice
- Theory Hazit
- Theodore Long
- Theories
- Theo Hakola
- Theodis Ealey
- Theo Diepenbrock
- Theola Kilgore
- Theodore
- Theodore, Paul & Gabriel
- Theoretical Girl
- Theodore Bikel
- Theoretics
- Theodore Shapiro
- Theory
- Theodor Fontane
- Theo Vaness
- Theo Travis
- Theory of Happiness
- Theory of N
- Theo Bleckmann
- Theodore Botrel
- theo
- Theo Junior
- Theodora
- THEODORT