921
| Years: 917 918 919 920 – 921 – 922 923 924 925 | |
| Decades: 890s 900s 910s – 920s – 930s 940s 950s | |
| Centuries: 9th century – 10th century – 11th century | |
Events
- Embassy of Ahmad ibn Fadlan from Baghdad to the king of the Volga Bulgars on behalf of the Abbasid Caliph al-Muqtadir
Births
Deaths
- September 1 – Richard of Autun, Duke of Burgundy
- September 15 – Saint Ludmila, one of the first Christian rulers of Bohemia.
Categories: 921