GGfor Tools

Blood Type Inheritance

Check possible child blood types based on the parents' ABO group and Rh factor.

Parent 1

Parent 2

Possible child blood types

ABO: - Rh: -

Not possible

Notes

  • This checker uses the standard ABO (A/B/O alleles) and Rh(D) inheritance model.
  • If a parent is Rh positive, the child may be Rh negative depending on the parents' hidden genotypes.
  • Results show possible types, not exact probabilities.
  • Rare subgroups and medical edge cases are not covered; consult professionals for clinical decisions.
  • This tool is for educational purposes only, it shows possible blood type outcomes based on common genetic models, it is not intended for medical advice or paternity determination.