N.None (individual)

N.None (individual) is a notation used in programming, particularly in the context of databases or data manipulation, to represent a unique or null value associated with a single person or entity. It indicates that there is no relevant data or that the specific attribute for that individual is missing, unspecified, or not assigned. Think of it like a placeholder that shows no information is available for that particular person regarding the attribute in question. This helps systems handle incomplete data gracefully and distinguish between missing data and actual zero or default values.