Je Ne Sais Pas is a jazz composition by Lionel Hampton performed by his Quintet. It appears on the 1954 studio album The Lionel Hampton Quintet, released on Clef Records, with Hampton on vibraphone and a lineup that includes Buddy DeFranco on clarinet, Oscar Peterson on piano, Ray Brown on bass, and Buddy Rich on drums. The track lasts 6:33 and was recorded April 12-13, 1954 at Fine Sound in New York City, produced by Norman Granz. The album showcases Hampton's buoyant swing style and features Flying Home among its tracks. A 1999 Verve reissue added four bonus tracks.