Peaceful river or gift of God
Shanoah is a rare modern name likely created as a blend of the Hebrew name Noah, meaning rest or peace, and the prefix Sha-. It is often associated with the Shannon River in Ireland or interpreted as a variation of Shenandoah, an Algonquian name meaning beautiful daughter of the stars.
Less common today
Shanoah isn't in the latest US Top 1000. It last peaked at #8,513 in 1999.
US births per 5-year period, 1990βpresent (SSA data).