SEU or Seu may refer to:

Universities Southeast University, Nanjing, Jiangsu Province, China Southeast University (Bangladesh), in Banani, Dhaka Southeastern University (disambiguation) St. Edward's University, Austin, Texas, USA Saudi Electronic University, Riyadh, Saudi Arabia

Other organisations Social Exclusion Unit, a British Government task force to address social exclusion Sindicato Español Universitario, a corporatist students' union in Francoist Spain Sustainable Energy Utility, a community based model of development based on energy conservation and community-scale renewables

Other Significant Energy Use, topic of energy-management, as treated in ISO 50001 Single-event upset, a change of state caused by a high-energy particle strike to a micro-electronic device slightly enriched uranium, a very low enrichment of uranium to 0.9% to 2% 235U. subjective expected utility, the attractiveness of an economic opportunity as perceived by a decision-maker in the presence of risk Shoot 'em up, a video game subgenre Source Entry Utility or Source Edit Utility, a tool to edit program sources on IBM RPG, IBM System/32, System Support Program, and IBM i

See also La Seu (disambiguation)