Irish & Scottish Naming Patterns 
    

    Sons:
    The 1st son was usually named after the father's father.
    The 2nd son was usually named after the mother's father.
    The 3rd son was usually named after the father.
    The 4th son was usually named after the father's eldest brother.
    The 5th son was usually named after the mother's eldest brother.
   

    Daughters:
    The 1st daughter was usually named after the mother's mother.
    The 2nd daughter was usually named after the father's mother.
    The 3rd daughter was usually named after the mother.
    The 4th daughter was usually named after the mother's eldest sister .
    The 5th daughter was usually named after the father's eldest sister.