Friday the 13th appears three times in 2026, with November 13 the final occurrence. Check how paraskevidekatriaphobia is associated with this date. The phobia of Friday the 13th has got two clinical names, paraskevidekatriaphobia and friggatriskaidekaphobia, and both are as hard to say as to explain. Paraskevidekatriaphobia is one of the longest words in English and refers to the fear of Friday the 13th.