2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63012We give presentations, in terms of generators and relations, for the monoids of singular braids on closed surfaces. The proof of the validity of these presentations can also be applied to verify, in a new way, the presentations given by Birman for the monoids of Singular Artin braids.6 pages, 8 figures. To appear in Communications in AlgebraGeometric TopologyGroup Theory20F36; 20F05text