Provided are anti-human α-synuclein-specific binding molecules, e.g., antibodies or antiben-binding fragments, variants or derivatives thereof, as methods related thereto. Further provided are anti-human α-synuclein binding molecules which bind to specific N-terminal and C-terminal epitopes on human α-synuclein. The binding molecules described herein can be used in pharmaceutical and diagnostic compositions for α-synuclein targeted immunotherapy and diagnosis, respectively.