Obituary of Eric Pratt Hamp, one of the leading Indo-Europeanist of the 20th and early 21st centuries. An etymologist, dialectologist, and researcher of lesser known languages and dialects, his work also contributed to every known branch of Indo-European, but especially Albanian, Arbëresh, Arvanitika, as well as Resian and all the Celtic languages. He also contributed signifi cantly to the study of Native American languages, especially Quileute.