La Unidad Latina, Lambda Upsilon Lambda Fraternity, Inc. (ΛΥΛ or LUL) is a historically Latino-based (not latino exclusive) collegiate non-profit social fraternity. It was founded at Cornell University in Ithaca, New York on February 19, 1982. Lambda Upsilon Lambda was the first Latino-based fraternity to be chartered at an Ivy League institution. It is also the only Latino fraternity to be chartered at all 8 Ivy Leagues. While founded on Latino principles, Lambda Upsilon Lambda has been open to men of all races since its inception.

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