Lead with quick release for fishing, of the type that are linked and unlinked to a fishing line of a fishing rod associated with a hook, in order to facilitate its immersion in the water, and which are obtained from a high density material, characterized in that it is constituted by an elongated body (1), affected by an axial and longitudinal hole (2) opened at both ends, which communicates laterally with a longitudinal groove (3) of smaller amplitude, determining a strangulated side opening, of width slightly greater than the width of the line or tanza to which the lead or ballast is intended to be linked, with the particularity that the body (1) is complemented with a retaining element, constituted by a rod (4) elongated, with a diameter according to the diameter of the axial and longitudinal bore (2). (Machine-translation by Google Translate, not legally binding)