Electronic Journal of Differential Equations, Vol. 2011 (2011), No. 87, pp. 1-8. Title: Singular equilibrium solutions for a replicator dynamics model Authors: Christos D. Kravvaritis (Technical Univ. of Munich, Germany) Vassilis G. Papanicolaou (National Tech. Univ. of Athens, Greece) Abstract: We evaluate explicitly certain classes of singular equilibrium solutions for a specific one-dimensional replicator dynamics equation. These solutions are linear combinations of Dirac delta functions. Equilibrium solutions are important in the study of equilibrium selection in non-cooperative games. Submitted May 18, 2011. Published June 29, 2011. Math Subject Classifications: 91A22, 91B52. Key Words: Replicator dynamics; singular equilibrium solutions.