1221
1221 was a common year.
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 12th century – 13th century – 14th century |
| Decades: | 1190s 1200s 1210s – 1220s – 1230s 1240s 1250s |
| Years: | 1218 1219 1220 – 1221 – 1222 1223 1224 |
Deaths
- August 6 – Saint Dominic, Spanish founder of the Dominicans (born 1170)
- October 4 – William III Talvas, Count of Ponthieu (born 1179)
- October 21 – Alix of Thouars, Duchess of Brittany (born 1201)
- Roger Bigod, 2nd Earl of Norfolk