gene-napper

Noun

 * 1) A person who appropriates DNA or other genetic material from another human being without permission with the intent of uncovering private information
 * 2) * "No degree of personal vigilance can prevent gene-nappers from wreaking havoc in the private lives of others." -- Jacob M. Appel, American bioethicist, 'Gene-nappers,’ like identity thieves, new threat of digital age, 2009