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 Type A B AB O
A A or O AB, A, B, or O AB, A, or B A or O
B A, B, or O B or O AB, A, or B B or O
AB AB, A, or B AB, A, or B AB, A, or B A or B
O A or O B or O A or B O

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

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