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O positive blood type

Your blood type is determined by genes inherited from your parents. Whether your blood type is rare, common or somewhere in between, your donations are vital in helping save and improve lives.

You can register to give blood online 

How common is O positive blood?

1 in 3 donors is O positive

O positive is the most common blood type as around 35% of the donor population has it.

The second most common blood type is A positive (30%), while AB negative (1%) is the rarest.

A young woman holds a sign that says, "I'm blood type O+"

Who can receive O positive blood?

Anyone with an Rh positive blood type

Anyone with an Rh positive blood type can receive O positive blood – so that’s A positive, B positive and AB positive as well as O positive.

That means 3 in 4 people, or around 76% of the population, can benefit from your donation.

What blood can O positive people receive?

Blood from O positive and O negative donors

People with O positive blood can receive donations from:

  • O positive blood donors
  • O negative blood donors

Why is O positive blood important?

It’s always in demand

O positive is the blood type most commonly requested by hospitals so we need to make sure there is a steady supply.