how many siblings does allison have with viserys king targaryen

Allison, meaning Alicent Hightower with King Viserys I Targaryen, has four children with him: Aegon, Helaena, Aemond, and Daeron.

Quick Scoop

• Aegon is their eldest son.

• Helaena is their daughter.

• Aemond is another son.

• Daeron is the youngest son.

So the answer is 4 siblings total for the children shared by Alicent and Viserys.