A modern blend of Shan and Andrea
Shandrea is a modern American invention likely created by combining the prefix 'Shan' (often associated with names like Shannon or Shandra) with the name Andrea. Andrea is derived from the Greek 'andreios', meaning manly or courageous, though in this feminine context it represents strength.
Less common today
Shandrea isn't in the latest US Top 1000. It last peaked at #4,745 in 1991.
US births per 5-year period, 1990βpresent (SSA data).