Fair data refers to the concept of making data collection, processing, and sharing practices fair and ethical. This involves ensuring that data is collected and used in a transparent, accountable, and unbiased manner, and that individuals' rights and privacy are respected. Fair data practices also seek to address issues of data ownership, control, and access, as well as promote more equitable and just outcomes for all stakeholders involved in the data ecosystem. Fair data principles are increasingly important in the age of big data and artificial intelligence, where data is a valuable commodity that can have significant societal impacts.