skos:altLabel | - King William
- King William I
- William
- William I
- William III
- Barons' Revolt of 1160
- King William I of Sicily
- King of Sicily
- William 'the Bad'
- William I the Bad
- William I, King of Sicily
- William I<br /><small>the Bad</small>
- William the Bad
- William I of Sicily
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