Nmachi is a girl name. It last appeared in U.S. Social Security records in 2017. Nmachi first appears in the data in 2017 and reached its peak in 2017 (6 births). The chart below shows how the name has risen and fallen over time.
How popular is Nmachi? (U.S. births per year)
U.S. births per year, 2017–2017 · hover or tap for the count and national rank · source: U.S. Social Security Administration