What Mattered Most is the debut album of American country music artist Ty Herndon, issued in 1995 on Epic Records. The album's title track, which was Herndon's debut single, reached No. 1 on the Billboard Hot Country Singles & Tracks (now Hot Country Songs) charts in mid-1995. Other singles from the album were, in order, "I Want My Goodbye Back," "Heart Half Empty" (a duet with Stephanie Bentley) and "In Your Face."