The surname Vemuri is predominantly associated with the Kapu caste (also called Balija or Telaga in sub-groups) in the Telugu-speaking states of Andhra Pradesh, Telangana, and parts of Karnataka.
Kapus are classified as Forward Class in AP/Telangana (not OBC), though sub-categories (Balija, Ontari, Munnuru Kapu) have varied classifications. The surname often indicates Telugu Kapu lineage.