- Authority--Religious aspects1
- Autograph albums1
- Bahjah al-Wardīyah (Ibn al-Wardī, Zayn al-Dīn ʻUmar ibn al-Muẓaffar)1
- Bahjah al-marḍīyah (Suyūṭī)1
- Bahrām V, King of Iran, -4381
- Bakers1
- Balaibalan1
- Bankers1
- Banks and banking1
- Barbarossa, -15461
- Barsauma, -4581
- Bartoli, Dianora1
- Bartoli, Giannozzo1
- Basilica di S. Marco Evangelista al Campidoglio (Rome, Italy)1
- Basilica di San Marco (Venice, Italy)1
- Bassāmah (Ibn ʻAbdūn, ʻAbd al-Majīd ibn ʻAbd Allāh)1
- Bateman family1
- Batini, Andreas1
- Battiferri degli Ammannati, Laura, 1523-15891
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)1