Pledged to God and bitter or beloved
A modern compound name combining Isabella and Marie. Isabella is a Latinate form of Elizabeth, meaning 'pledged to God,' while Marie is the French form of Mary, which has several debated meanings including 'bitter,' 'beloved,' or 'drop of the sea.'
Less common today
Isabellamarie isn't in the latest US Top 1000. It last peaked at #7,468 in 2010.
US births per 5-year period, 1990βpresent (SSA data).