Walter Herbert was born on February 18, 1902.
They don't mention Walter's birthday
Sir Walter Raliegh's birthday is September 5, 1552 or 1554
Herberts Blumbergs goes by Herbe Panks.
Herberts Likums was born on March 29, 1902.
Herberts Likums died on July 10, 1980.
Herberts Vasiļjevs was born on 1976-05-23.
Herberts Cukurs was born on 1900-05-17.
Herberts Cukurs died on 1965-02-23.
herberts revenge
The answer lies in what text or form the terms are used. One might say "Is that the Herberts family? Or, May I ask what are the Herberts family names? The setting out of your question is somewhat confusing, and so I have had to think of what you were really asking. One also has to ask is the name Herberts or should it read Herbert's?
Walter Centeno was born on October 6, 1974.
Walter Munk was born on October 19, 1917.