The 1220s was a decade of the Julian Calendar which began on January 1, 1220, and ended on December 31, 1229.
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
Saint Dominic 1221 August 6.