David Neil MacKenzie

David Neil MacKenzie FBA (8 April 1926 – 13 October 2001) was a scholar of Iranian languages.
MacKenzie helped with the study of Iranic languages. This includes Middle Persian, Sogdian and Pashto.
He wrote the "Concise Pahlavi Dictionary" (1971). It was one of the most famous lexicographic(a dictionary that translates two languages) books for the 9th-12th century Zoroastrian texts.