Esau's Wives in Genesis 36:1–5
Genesis 36 answers the question with a list of three wives, not one name. The passage also ties each son to his mother and places the whole family in Canaan before Esau moved away.
Esau's Wives in Genesis 36:1–3
Genesis 36 names Adah first in its list of Esau's wives, but the passage does not say she was his earliest wife. The list identifies Esau's household and its Canaanite and Ishmaelite ties, not a marriage chronology.