Reşat Ekrem Koçu, Turkish historian, scholar, and poet (b. 1905)

Reşat Ekrem Koçu (1905 – July 6, 1975) was a Turkish writer and historian. His best known work is his unfinished Istanbul Encyclopedia (İstanbul Ansiklopedisi), which recounts many tales of Istanbul from Ottoman times. Koçu and his colorful depictions of Ottoman Istanbul are celebrated in Orhan Pamuk's book Istanbul: Memories and the City.