Abstrakt:
The article deals with the possible colliding situations in the case, when a person is
identified only by its name and surname and its date of birth. Real data about people born in
individual years, statistics concerning names and surnames and other relevant information
were gained via Internet pages of MVČR. By collision we understand the occurrence of
a situation, when there is a pair of people, having the same name and surname and being
born in the same year, month and day.