Twanna is of African origin, derived from Swahili, and means 'loved one'. It gained popularity in the United States during the latter half of the twentieth century.
The name Twanna reached its peak popularity between the years 1976 and 1978, with a significant increase in births from 48 in 1975 to 90 in 1976, followed by an even higher number of 132 births in 1977. After this peak, the popularity of the name declined steadily throughout the following decades, with only single-digit numbers of births per year from 1980 onwards, and a total of just 7 births recorded between 1990 and 1995. Over the entire period spanning from 1948 to 1995, there were a total of 1332 births registered with the name Twanna.