Dismemberment Abortion Ban Act of 2021 This bill restricts the performance of dismemberment abortions. It defines the term dismemberment abortion . Specifically, the bill prohibits a physician from knowingly performing a dismemberment abortion. It provides an exception for a dismemberment abortion that is necessary to save the life of a mother whose life is endangered by a physical disorder, illness, or condition. The bill establishes criminal penalties—a fine, a prison term of up to two years, or both—for a physician who performs a prohibited dismemberment abortion. It also authorizes civil remedies for a woman or parent of a minor who undergoes a dismemberment abortion. A woman who undergoes a dismemberment abortion may not be prosecuted or held civilly liable.