Cameraria ostryarella is a moth of the family Gracillariidae. It is known from Ontario and Quebec in Canada, and Illinois, Kentucky, Maine, Michigan, New York, Connecticut and Vermont in the United States.
The wingspan is 6âÂÂ7 mm.
The larvae feed on Ostrya species, including Ostrya virginiana and Ostrya virginica. They mine the leaves of their host plant.