The list of hip hop songs that have unknown sample sources is a compilation of hip hop songs that feature unidentified samples. Although websites such as WhoSampled and The Breaks have proved successful in identifying many hip hop sample sources, there are some samples that are too rare or unrecognisable to be found.
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The list is written in alphabetical order. The song's title, artist, album, year and producer are listed, in addition to the elements of the sample that are unidentified.
- "Bring da Ruckus" by Wu-Tang Clan (Enter the Wu-Tang (36 Chambers), 1993, prod. by RZA) - Main sample (drums identified).
- "Bring It On" by Jay-Z (Reasonable Doubt, 1996, prod. by DJ Premier) - Strings and saxophone stabs.
- "Crooklyn" by Crooklyn Dodgers (Crooklyn soundtrack, 1994, prod. by A Tribe Called Quest) - Bassline.
- "Down Syndrome" by De La Soul (Stakes Is High, 1996, prod. by De La Soul) - Piano.
- "Knowledge God" by Raekwon (Only Built 4 Cuban Linx..., 1995, prod. by RZA) - Strings.
- "Live Nigga Rap" by Nas (It Was Written, 1996, prod. by Havoc) - Main sample.