Trevvor is a name of Welsh origin and it means "large". It is a variant spelling of the name Trevor, which is also derived from the Welsh word "tref" meaning "town". The name Trevvor has a long history in Wales, with many notable figures throughout its past sharing this name. However, despite its historical significance, it remains relatively rare today.
The name Trevvor has a unique presence in the United States, with only five babies being given this name each year in 1988. This makes it an extremely rare choice among parents naming their children that year.