To provide a manufacturing management system, a manufacturing management method and a manufacturing management program allowing for performing highly efficient and appropriate manufacturing management.

A manufacturing management system includes: a reference data creation part; a first data storage part; a second data storage part; a third data storage part; a first data extraction part for extracting the latest data related to the acceptance inspection of parts prior to the Nth reference time of a product and the latest data related to the assembly of the product from the first data storage part; a second data extraction part for extracting the latest data related to inspection in the manufacturing of the product prior to the Nth reference time following the (N-1)th reference time of the product from the second storage part; and a third data extraction part for extracting the latest data related to quality guarantee inspection prior to the (N+1)th reference time following the Nth reference time of the product and the latest data of acceptance inspection at a client from the third data storage part.