Surname Dayly (Dayly 
) , across the world, is a very rare cognomen. The family name Dayly is habitual in Latin America and the Caribbean, particularly Honduras, where it is a rare surname, Nicaragua, where it is a very rare surname, and Venezuela. Measured by absolute frequency, it is commonest in Latin America and the Caribbean, particularly Venezuela, Mexico, and Honduras. Also, Dayly is the forename as well as the last name.