The Middendorff's Grasshopper-Warbler (Locustella ochotensis) is a species of Old World warbler in the Sylviidae family. It is found in Brunei, China, Hong Kong, Indonesia, Japan, South Korea, Malaysia, the Philippines, Russia, Taiwan, and the United States.

Source

• BirdLife International 2004. Locustella ochotensis. 2006 IUCN Red List of Threatened Species. Downloaded on 10 July 2007.