Below are some of the sources as well as additional information to the blood type frequencies by Regions, Tribes and Ethnic Groups:
A big thank you to Lasse Westvang Hougaard for contributing to these studies.
Don't know where to start?
| Country | Population | O+ | A+ | B+ | AB+ | O- | A- | B- | AB- |
|---|---|---|---|---|---|---|---|---|---|
| Ainu | 28.727-203,727 | 11.9% | 32% | 32% | 15.5% | 1.13% | 3.04% | 3.04% | 1.5% |
| Kurds | 30-38 Million | 34.03% | 29.99% | 21.69% | 6.02% | 3.13% | 2.48% | 2.15% | 0.51% |
| Northern Ireland | 1,789,000 | 39.96% | 25.65% | 8.00% | 2.05% | 14.62% | 9.13% | 2.83% | 0.75% |
| Wales | 3,006,400 | 38.19% | 33.05% | 7.94% | 2.81% | 8.20% | 6.76% | 1.54% | 0.51% |
| Country | Population | O+ | A+ | B+ | AB+ | O- | A- | B- | AB- |
| Weighted mean | tbc | ||||||||