Hessian Biography
- Othera (Ottera), Nicolaus von 1
- Othera, Jacob von 1
- Otho, Andreas 1
- Otho, Anna Elisabeth 1
- Otho, Elenore Marie 1
- Otho, Georg 2
- Otho, Georgius 1
- Otho, Nikolaus 1
- Ott, Anton 1
- Ott, Elisabeth 1
- Ott, Franz Kilian 1
- Ott, Hans Joachim 1
- Ott, Johann Paulus 1
- Ott, Katherine 1
- Ott, Ludwig 1
- Ott, Sophie Katharina 1
- Otte (Otto), Michael 1
- Otte von Mauderode, Otto 1
- Otte, Alwine* Caroline Emilie 1
- Otte, Christiane 1