Cotley may refer to:

Cotley Castle, large Iron Age Hill fort near Dunchideock in Devon, England Cotley River, small river in Taunton and Berkley, Massachusetts, USA, a tributary of the Taunton River Scratchbury and Cotley Hills SSSI, biological Site of Special Scientific Interest at Norton Bavant in Wiltshire, England

See also Coley (disambiguation) Costley Courtley