"Not a Day Goes By" is a song written by Maribeth Derry and Steve Diamond, and recorded by American country music band Lonestar.

[1] The song reached the Top 5 on the Billboard Hot Country Singles & Tracks chart.

Due to its tone and subject matter, "Not a Day Goes By" is considered one of Lonestar’s darker songs, alongside "I’m Already There", their 2001 single revolving around family separation.

The music video was directed by Lawrence Carroll and premiered in early 2002.

Billboard Hot Country Singles & Tracks for the week of January 26, 2002.