Possibly a modern variation of Trajan, meaning 'enduring'
Trejan is likely a modern American phonetic variation of the Roman imperial name Trajan. The original Latin name Traianus is of uncertain etymology but is often associated with the Roman Emperor Trajan, whose reign was marked by stability and expansion. It may also be used as a creative blend of names like Trevor and Dejan.
Fewer than 5 boys were named Trejan in 2025.
US births per 5-year period, 1990–present (SSA data).
Roman Emperor known for his philanthropic rule and military expansion
