The following maps were created back in 2014 using my data. Even though more has become available since, not much would change the look of the maps for the Rh negative ABO types as most of the countries with the highest Rh(D) negative frequencies have been captured early-on. Source: https://blogs.sas.com/content/sastraining/2014/10/28/are-you-at-risk-which-blood-types-do-vampires-prefer/ See more: Blood Type Frequencies by Country including the Rh Factor