Abel's Wife: What Genesis 4:1–2 Says
Genesis never names a wife for Abel or describes him as married. The text gives him a brief life, an offering, and a death, and that is all.
Who Was Abel's Wife? Genesis 4 Has No Name
Scripture never names a wife for Abel and never says he married. The silence is part of the account, which traces sin from crouching desire to murder and shows God preserving life and a line of worship.