The name Tristram is a boy's name of English origin. Tristram and is often added to lists like Literary Names for Boys and discussed in our forums with posts like "If you had 20 kids what would you name them?".
From the experts:
This version of Tristan, known to English Lit students from the novel Tristram Shandy, is rarely used in this country, but, though its similarity to the popular Tristan could prove confusing, still makes an interesting literary choice.
Baseball legend Tris Speaker was christened Tristram and the protagonist of the Anthony Burgess novel The Wanting Seed is Tristram Foxe.