Searching for individuals by their National Identity Document (DNI) in is strictly regulated due to privacy laws like the General Data Protection Regulation (GDPR) and the Spanish Organic Law 3/2018 (LOPDGDD)
No legitimate public tool exists to search for a person by DNI in Spain. Any website offering this is likely a scam or breaking the law. For official needs, go through legal channels or authorities.
: Occasionally, a person's DNI may appear in public documents like the Official State Gazette (BOE) or university scholarship lists, but these are for legal notification purposes rather than a general directory. Legitimate Ways to Find Someone