Syeris is remembered as the diakonos, or assistant, of Lysimache. An inscribed statue base from the Acropolis preserves her name and commemorates labor performed for the goddess. Pausanias also describes a small image of an elderly woman identified by its inscription as a servant of Lysimache.
The monument’s history is complicated. Parts of the lettering belong to different phases, and the relationship between its text and later reuse requires interpretation. Catherine Keesling’s study reassesses its date and connects Syeris with the famous priestess rather than treating a later namesake as the necessary explanation.
The term diakonos identifies service, but it does not provide a complete job description or settle every question about Syeris’s legal status. Attic Inscriptions Online explicitly notes uncertainty about whether she was an Athenian citizen. A responsible profile preserves that limit.
What remains clear is the commemorative choice. Someone considered her work worthy of an image and words in a sacred setting. Syeris therefore widens the history of Athena’s sanctuary beyond the holder of its highest female office. Religious institutions endured through the contributions of assistants as well as principal officials.