Following is the calendar of the Gregorian month January 1631. To display calendars of other months click on "Previous Month" or "Next Month". To display calendar of the year 1631, click on "1631 Year Calendar". To display the Gregorian calendar in a certain country, select this country from the drop down list. Also, you can print the Gregorian calendar January 1631 1040-1041 or download it in a PDF format.
| Wednesday | 1 January (Kanun ath-Thani) 1631 | 28 Jumada al-Awwal 1040 |
| Thursday | 2 January (Kanun ath-Thani) 1631 | 29 Jumada al-Awwal 1040 |
| Friday | 3 January (Kanun ath-Thani) 1631 | 30 Jumada al-Awwal 1040 |
| Saturday | 4 January (Kanun ath-Thani) 1631 | 1 Jumada ath-Thānī 1040 |
| Sunday | 5 January (Kanun ath-Thani) 1631 | 2 Jumada ath-Thānī 1040 |
| Monday | 6 January (Kanun ath-Thani) 1631 | 3 Jumada ath-Thānī 1040 |
| Tuesday | 7 January (Kanun ath-Thani) 1631 | 4 Jumada ath-Thānī 1040 |
| Wednesday | 8 January (Kanun ath-Thani) 1631 | 5 Jumada ath-Thānī 1040 |
| Thursday | 9 January (Kanun ath-Thani) 1631 | 6 Jumada ath-Thānī 1040 |
| Friday | 10 January (Kanun ath-Thani) 1631 | 7 Jumada ath-Thānī 1040 |
| Saturday | 11 January (Kanun ath-Thani) 1631 | 8 Jumada ath-Thānī 1040 |
| Sunday | 12 January (Kanun ath-Thani) 1631 | 9 Jumada ath-Thānī 1040 |
| Monday | 13 January (Kanun ath-Thani) 1631 | 10 Jumada ath-Thānī 1040 |
| Tuesday | 14 January (Kanun ath-Thani) 1631 | 11 Jumada ath-Thānī 1040 |
| Wednesday | 15 January (Kanun ath-Thani) 1631 | 12 Jumada ath-Thānī 1040 |
| Thursday | 16 January (Kanun ath-Thani) 1631 | 13 Jumada ath-Thānī 1040 |
| Friday | 17 January (Kanun ath-Thani) 1631 | 14 Jumada ath-Thānī 1040 |
| Saturday | 18 January (Kanun ath-Thani) 1631 | 15 Jumada ath-Thānī 1040 |
| Sunday | 19 January (Kanun ath-Thani) 1631 | 16 Jumada ath-Thānī 1040 |
| Monday | 20 January (Kanun ath-Thani) 1631 | 17 Jumada ath-Thānī 1040 |
| Tuesday | 21 January (Kanun ath-Thani) 1631 | 18 Jumada ath-Thānī 1040 |
| Wednesday | 22 January (Kanun ath-Thani) 1631 | 19 Jumada ath-Thānī 1040 |
| Thursday | 23 January (Kanun ath-Thani) 1631 | 20 Jumada ath-Thānī 1040 |
| Friday | 24 January (Kanun ath-Thani) 1631 | 21 Jumada ath-Thānī 1040 |
| Saturday | 25 January (Kanun ath-Thani) 1631 | 22 Jumada ath-Thānī 1040 |
| Sunday | 26 January (Kanun ath-Thani) 1631 | 23 Jumada ath-Thānī 1040 |
| Monday | 27 January (Kanun ath-Thani) 1631 | 24 Jumada ath-Thānī 1040 |
| Tuesday | 28 January (Kanun ath-Thani) 1631 | 25 Jumada ath-Thānī 1040 |
| Wednesday | 29 January (Kanun ath-Thani) 1631 | 26 Jumada ath-Thānī 1040 |
| Thursday | 30 January (Kanun ath-Thani) 1631 | 27 Jumada ath-Thānī 1040 |
| Friday | 31 January (Kanun ath-Thani) 1631 | 28 Jumada ath-Thānī 1040 |