Sri Lanka, an island state at the south tip of India, formerly called Ceylon

Socially Responsible Investment

Selective serotonin reuptake inhibitor, SSRI

SRI International, one of the world's largest contract research institutes, founded as "Stanford Research Institute"

Lakshmi, the Hindu goddess of wealth

Socorro Rojo Internacional

System of Rice Intensification, a method of increasing the yield of rice produced in farming

Serviciul Român de Informaţii, the Romanian domestic intelligence service

Shri (musician), a.k.a. Shrikanth Sriram, in the British Asian music scene

SRi, a car specification badge

Sri, a Hindu honorific; not to be confused with Sir, a title of respect used in several modern contexts

Surveillance, reconnaissance, and intelligence