4th week of year 1221

Monday, January 25, 1221 — Sunday, January 31, 1221

• Monday, January 25, 1221
• Tuesday, January 26, 1221
• Wednesday, January 27, 1221
• Thursday, January 28, 1221
• Friday, January 29, 1221
• Saturday, January 30, 1221
• Sunday, January 31, 1221