Find Out How Common Your Birthday Is In NZ!

How common is your birthday?

Analysis of births* data from 1980 to 2015 shows:

• 30 September is the most common birthday
• the 10 most common birthdays all appear in the 10-day period from 22 September to 1 October
• the least common birthday is 25 December (apart from 29 February, which only occurs in leap years)
• the least common birthdays tend to be around public holidays: 24–27 December, 1–2 January, 6 February (Waitangi Day), 25 April (ANZAC Day).

Find out how common your birthday is here!