Former Owner
- William H. Robinson Ltd.1
- William H. Woodin1
- William Harrison Woodward1
- William Ingham Brooke1
- William Jones1
- William King1
- William Loring Andrews1
- William Maskell1
- William Musgrave1
- William N. Bullard1
- William S. Spaulding1
- William Salloch1
- William Wentworth-Fitzwilliam, 7th Earl Fitzwilliam1
- Wolfgang G. Scholz1
- Wolfgang Täxer1
- Zane, Hieronymus1
- Zanichelli, Mauro1
- Zuccaro, Nello, active 20th century1
- Zucchi, Antonio, active 19th century1
- Zāwiyah al-Nāṣiriyah1