The

is a natural person (a human being) whose personal data is processed by a controller or processor (or both). For example, a data subject can be your website visitor, your customer or even your employee.

GDPR Art. 4 (1): ‘personal data’ means any information relating to an identified or identifiable natural person (‘data subject’); an identifiable natural person is one who can be identified, directly or indirectly, in particular by reference to an identifier such as a name, an identification number, location data, an online identifier or to one or more factors specific to the physical, physiological, genetic, mental, economic, cultural or social identity of that natural person;