A lagniappe a small gift given to a customer by a merchant at the time of a purchase.

Langniappe may also refer to: Lagniappe (newspaper), an alternative newspaper in Mobile, Alabama Lagniappe (album), a Hurricane Katrina benefit album by Saddle Creek records Procambarus lagniappe, a species of crayfish Lagniappe (yearbook), the student yearbook at Louisiana Tech "Lagniappe", a song by Michelle Shocked from the 2003 re-release of The Texas Campfire Tapes "Lagniappe for piano", a 1985 composition by Milton Babbitt Lagniappe Dulcimer Fete, an annual festival in Port Allen, Louisiana