Will - Œcum
- Will
- Will and Testament of Clerics
- Will, Free
- Willaert, Adrian
- Willehad, Saint
- Willem Hessels van Est
- Willems, Pierre
- William
- William Allen
- William Carter, Venerable
- William Exmew, Blessed
- William Filby, Blessed
- William Hart, Blessed
- William Lacy, Blessed
- William of Auvergne
- William of Auxerre
- William of Champeaux
- William of Conches
- William of Digulleville
- William of Ebelholt, Saint
- William of Gellone, Saint
- William of Jumièges
- William of Maleval, Saint
- William of Malmesbury
- William of Moerbeke
- William of Nangis
- William of Newburgh
- William of Norwich, Saint
- William of Ockham
- William of Paris, Saint
- William of Perth, Saint
- William of Poitiers
- William of Ramsey
- William of Sens
- William of Shoreham
- William of St-Amour
- William of St-Thierry
- William of Turbeville
- William of Tyre
- William of Vercelli