If your birthday is on Friday the 13th when will you have another birthday on Friday the 13th?

The recurrence of a Friday the 13th birthday depends on the month and year in which you were born. Identical calendar years repeat on 6, 11, or 28 year cycles, but any monthly Friday the 13th will occur every 6, 5, 6, and 11 years.

Example : February 13th birthday occurs in 1914, 1920, 1925, 1931, 1942, 1948, 1953, 1959, 1970, 1976, 1981, 1987, 1998, 2004, 2009, 2015, 2026

Birthdays could be any of the following sequences :

  • 6th, 11th, 17th, 28th, 34th, 39th, 45th, 56th, 64th
  • 5th, 11th, 22nd, 28th, 33rd, 39th, 50th, 56th, 61st
  • 6th, 17th, 23rd, 28th, 34th, 45th, 51st, 56th, 62nd
  • 11th, 17th, 22nd, 28th, 39th, 45th, 50th, 56th, 67th