Truman \t-ru-man\ as a boy's name is of Old English origin, and the meaning of Truman is "loyal one". Uncommon, despite the fame of author Truman Capote or American President Harry S. Truman.

Truman has 3 variant forms: Trueman, Trumaine and Trumann.

Baby names that sound like Truman are Thurman, Tremain and Tramain.