skos:altLabel | - Otto
- German King
- Otto IV
- Otto of Brunswick
- King Otto
- Emperor Otto
- Emperor Otto IV
- Holy Roman Emperor Otto IV
- King Otto IV
- Othon IV of Brunswick
- Otto IV of Brunswick
- Otto IV of Germany
- Otto IV of Welf
- Otto of Braunschweig
- Otto of Poitou
- Otto the Proud
- Otto IV
- Otto IV, Holy Roman Emperor
- Otto, Duke of Brunswick
- Otto_IV,_Holy_Roman_Emperor
- emperor Otto IV
|