In This Diary

Single infobox
Name = In This Diary
Artist = The Ataris
from Album = So Long, Astoria
Released = 2003
Genre = Pop punk, rock
Length =
Label =
Last single = "Summer Wind Was Always Our Song"
This single = "In This Diary"
Next single = "The Boys of Summer"

"In This Diary" is a single by The Ataris from their fourth album "So Long, Astoria". It ranked at #11 on the US Modern Rock Tracks.

The accompanying music video shows the band playing live, and was recorded at Capitol Milling in California. This shoot was later made into a live DVD, Live At Capitol Milling.

The song was the ending credits song in the 2004 film The Perfect Score.