- 1 International Day for the Elderly
- 8 Columbus Day observed
- 8 Thanksgiving Day in Canada, 2nd Monday
- 16 Boss's Day
- 20 Sweetest Day 3rd Saturday
- 24 United Nations Day
- 26 Eid-Ul-Adha
- 27 Make a Difference Day 4th Saturday
- 31 Halloween
- More October holidays and special days