Personen
- O´Byrne, Nicola (1 Medium)
- O´Hara (1 Medium)
- O´Hara, Mo (1 Medium)
- O'Brien, Andrea (1 Medium)
- Obama, Michelle (1 Medium)
- Obelix GmbH & (1 Medium)
- Odersky, Eva (2 Medien)
- Oftring, Bärbel (1 Medium)
- Oggero, Margherita (1 Medium)
- Ohlsson, Kristina (2 Medien)
- Oldenburg, Volker (1 Medium)
- Olejnikova, Daniela ª (1 Medium)
- Oliver Stone (1 Medium)
- Oliver Twist (1 Medium)
- Olten, Manuela (1 Medium)
- Olten, Wanja (1 Medium)
- Ondracek, Claudia (6 Medien)
- Onirim (1 Medium)
- Opel-Götz, Susann (1 Medium)
- Opgenoorth, Winfried (1 Medium)
- Ophelia und die Schmetterlinge (1 Medium)
- Opheys, Caroline (1 Medium)
- Oppolzer, Anna (2 Medien)
- Oral, Feridun (2 Medien)
- Orange (1 Medium)
- Orlovský, Sarah Michaela (2 Medien)
- Orontes, Peter (1 Medium)
- Orosz, Susanne (2 Medien)
- Orso, Kathrin Lena (1 Medium)
- Orter, Friedrich (1 Medium)
- Ortheil, Hanns-Josef (2 Medien)
- Orths, Markus (2 Medien)
- Orwell, George (2 Medien)
- Osberghaus, Monika (1 Medium)
- Osborne, Mary Pope (73 Medien)
- Ossenkop, Heike (1 Medium)
- Osterwalder, Markus (1 Medium)
- Otto, Svend (1 Medium)
- Ouyessad, Myriam (1 Medium)
- Over-Headz (1 Medium)
- Owens, Delia (1 Medium)
- Oyen, Wenche (1 Medium)
- Oz, Frank (1 Medium)