Modern invented name, likely a variant of Trevon
Trevionne is a contemporary American creation, likely formed by combining the prefix 'Tre-' with the suffix '-vionne'. It is often considered a more elaborate variant of Trevon, which itself may derive from the Welsh name Trevor, meaning 'large settlement' or 'homestead'.
Less common today
Trevionne isn't in the latest US Top 1000. It last peaked at #7,393 in 2004.
US births per 5-year period, 1990βpresent (SSA data).