Most residents of Slovenia celebrate their birthdays on 1 January and the fewest on 31 December, the reason being that many parents used to report births of children that actually happened in the last days of the year as happening on the first day of the next year..
januarja, najmanj pa 31. decembra,tudi zato, ker so starši v preteklosti ob uradni prijavi rojstva otrok, ki so se rodili na zadnje dneve leta, navedli kot datum rojstva 1. januar, novega leta dan..