Arnecia is of American origin, derived from the Latin word 'argentum', which means silver. It is a unique and distinctive feminine given name that gained popularity in the United States during the 20th century. The name Arnecia was particularly prevalent in the mid-century period, with its peak usage occurring in the 1950s and 1960s.
Arnecia experienced a peak in popularity during the mid-80s with five years having five or more births each, but it never became extremely common, fluctuating between 5 to 7 births annually from 1974 to 2002.