This chapter examines suicide as a sociological problem. The author discusses international & political variations in suicide rates, & differences in rates by sex, age, ethnicity, urbanization, occupation, religion, marital status, & season. He also examines particular theories of suicide that explain the relationship between suicide rates & psychopathology, societal reaction, social disorganization, secularization, social integration, status, & status integration. Implications for the future are also discussed.