Costi may refer to: a Romanian village, part of Vânători, Galați commune
People Cozi Costi, British musician Giandomenico Costi (born 1969), Italian football player Konstantinos "Costis" Stephanopoulos (1926–2016), president of Greece from 1995 to 2005 Memnos Costi (born 1976), British television presenter and footballer Rochelle Costi (1961–2022), Brazilian photographer Costi Ioniță (born 1978), Romanian musician
See also Kosti (disambiguation)