Baby and Parent Blood Types
Use the chart below to determine the possible ABO blood groups for couples and their children.
| The child’s blood group could be: | |||
|---|---|---|---|
| Possible | Impossible | ||
| O and O | O | A, B, or AB | |
| O and A | O or A | B or AB | |
| O and B | O or B | A or AB | |
| O and AB | A or B | O or AB | |
| A and A | O or A | B or AB | |
| A and B | O, A, B or AB | None | |
| A and AB | A, B or AB | O | |
| B and B | O or B | A or AB | |
| B and AB | A, B or AB | O | |
| AB and AB | A, B or AB | O | |
Parent Success Story
