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Years with Same Calendar as 23

The year 23 had 365 days and started on a Friday.

Note: You have selected the Julian calendar, an old calendar system where a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar.

Years with same starting weekday and equal number of days to 23
YearCompared to year 23Since last
617 years before 
176 years before+ 11 years
23selected year+ 6 years
3411 years after+ 11 years
4522 years after+ 11 years
5128 years after+ 6 years
6239 years after+ 11 years
7350 years after+ 11 years
7956 years after+ 6 years
9067 years after+ 11 years
10178 years after+ 11 years
10784 years after+ 6 years
11895 years after+ 11 years
129106 years after+ 11 years
135112 years after+ 6 years
146123 years after+ 11 years
157134 years after+ 11 years
163140 years after+ 6 years
174151 years after+ 11 years
185162 years after+ 11 years
191168 years after+ 6 years
20 years share the calendar of year 23 in the 200-year time span from 1 to 200.
Note that holidays will not match exactly. Selected year is highlighted.

Extend to 1 – 1000


Which Years Have the Same Calendar?

Reuse your yearly calendar by finding years that have the same number of days and start on the same day of the week.

Which Months Have the Same Calendar?

Find months that have the same number of days and start on the same day of the week.

When Does a Date Fall on a Certain Weekday?

Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.