Demagogue is a thoroughbred horse born in Australia in 2006. Race horse Demagogue is by Octagonal (NZ) out of Talent Time (AUS) , trained by Mack Griffith. Demagogue form is available here. Owned by M D Griffith, A Eather, P Henry, W Dwyer, B Pfister, P Rees, R Hislop, D Petty, J West & N Herbert.