Duwan is of African origin, derived from the Swahili word 'duwa' meaning 'prayer'. It gained popularity in the United States during the late 20th century and has since been used as a unisex given name. The name Duwan typically sounds like 'doo-wahn', with the emphasis on the first syllable.
The name Duwan experienced varying popularity over time, with peaks occurring between 1975 to 1978 and again from 1995 to 1998, each period seeing consistently high numbers of births (ranging from 8 to 12 and 8 to 9 respectively). After 2006, the name's popularity declined significantly with only a few births recorded in subsequent years. Overall, there were 210 births named Duwan between 1969 and 2017.