Holy, bound, or limited
Nivaan is a modern Indian name derived from Sanskrit roots. It often carries the spiritual connotation of being 'holy' or 'pure', though it can also etymologically relate to being 'bound' or 'attached' in a philosophical sense.
Less common today
Nivaan isn't in the latest US Top 1000. It last peaked at #2,226 in 2019.
US births per 5-year period, 1990βpresent (SSA data).