Machi is both a surname and a feminine Japanese given name. Notable people with the name include:

Surname: Carmen Machi (born 1963), Spanish actor Jean Machi (born 1983), Venezuelan major league baseball pitcher Yūji Machi (born 1962), Japanese voice actor

Given name: Ike Gyokuran (1727–1784), Japanese painter and poet whose birth name was Machi Machi Tanaka (born 1983), Japanese long-distance runner