Stigmella saginella is a moth of the family Nepticulidae. It is found in North America in Ohio, New York, Virginia, Massachusetts, Illinois, Missouri, Pennsylvania, Kentucky, California, Ontario and Quebec.
The wingspan is 4âÂÂ5.5 mm.
The larvae feed on Quercus species, including Q. prinus, Q. platanoides and Q. alba. They mine the leaves of their host plant.