What is the most common blood type (blood group) in the world?

Blood types and blood groups

What is the most common blood type (blood group) in the world?

O positive blood is the most common blood type in the world.

There are variations among different countries. For example, O positive is the most common blood type (blood group) in the US. In France and Germany A positive is the most common blood type.

The highest incidence of O positive blood type (blood group) is found in Ecuador where 75 percent of the population has O positive blood.

The highest incidence of A positive blood type is found in Armenia where 46.3 percent of the population has A positive blood.

The highest incidence of B positive blood type is found in India where 38.14 percent of the population has B positive blood.

The highest incidence of AB positive blood type is found in North Korea where 11.32 percent of the population has AB positive blood.

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