Child Blood Type Predictor

This table provides the blood type that can be expected in an offspring. Please consult your physician regarding ABO and Rh incompatibility. Women who are Rh- and select an Rh+ donor may need to be treated with RhoGAM® during pregnancy.

Blood TypeABABO
AA or OAB, A, B, or OAB, A, or BA or O
BA, B, or OB or OAB, A, or BB or O
ABAB, A, or BAB, A, or BAB, A, or BA or B
OA or OB or OA or BO

Rh FactorNegative (-)Positive (+)
Negative (-)(-)(+) or (-)
Positive (+)(+) or (-)(+) or (-)

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