A lightweight, multiple-point, quick-release, safety buckle for body harnesses is disclosed in two preferred embodiments having a pair of shoulder harnesses, a waist belt and a crotch strap having connector ends meeting to engage within the device which has a housing comprised of a plastic cover rotatable relative to a plastic base which encloses a pair of metal plates to form a retaining space for the harness end-connectors and a plurality of cam-actuated pawls to releasably-retain the strap connector ends for their quick-release upon a rotation of the cover, and further, containing a finger-actuated lever to selectively quick-release only one or more of the straps.