According to Farrington (2012), this athlete was probably active somewhere between c. 215 and c. 250. This athlete held at least three Olympian victories and was active in stadion and pentathlon. Weir (2004) indicates that the inscription was probably set up somewhere after 229. - YP
Twice in the Hadrianeia Demetrios ended with ex-aequo, Gouw presumes in the pentathlon-discipline. Nevertheless, Demetrios recorded this result as a victory. Demetrios attained over 47 citizenships in different cities during his career. Moretti claims the five Olympic victories were attained in Olympia, Gouw claims Anazarbos (as Demetrios' monument stands there).