2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/34630A self consistent solution to Dirac equation in a Kerr Newman space-time with $M^2 > a^2 + Q^2$ is presented for the case when the Dirac particle is the source of the curvature and the electromagnetic field. The solution is localised, continuous everywhere and valid only for a special choice of the parameters appearing in the Dirac equation.Revtex4, 5 pages. Corrected typosGeneral Relativity and Quantum CosmologyMathematical PhysicsQuantum Physicstext