List of Personal Identifiable Data - As named in WordPress

[Kåre Mulvad Steffensen]

As Allen Snook put it on Slack "Lets WP it", and make a list of Personal data that WordPress normally stores, in WordPress names such as:
username
nice_name
display_name

[A D Snook at Automattic]

How about this data returned by get_userdata in the WP_User object

user_login
first_name
last_name
user_nicename
user_url
display_name
nickname
primary_blog

and this data returned by get_comment

comment_author
comment_author_email
comment_author_url
comment_author_IP
comment_agent