pop @name_parts; # throw last name away

Look at the OP's list of names again: some of them are only first names. This code throws "Kurt" away completely, as well as "Jo" in the second "Mary Jo".

Update: That line can be replaced by:

pop @name_parts if $name_parts[-1] =~ /^[a-zA-Z]\.?$/;

In reply to Re^4: Parsing out first names by Not_a_Number
in thread Parsing out first names by Anonymous Monk

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