Amagnum is a thoroughbred horse born in Australia in 2017. Race horse Amagnum is by Magnus (AUS) out of My Donnatella (NZ) , trained by Matthew Brown. Amagnum form is available here. Owned by Miss L Groves, A Edwards, A Lefebvre, D C Winzer, Ms B J Strong, P T Tancredi, J R Hicks, L Wright, J C Cooper, J A De Goey, N Lefebvre, R J Vague, R A De Goey, Mrs L M Brown, Where's Talbo (Mgr: J R Hicks) & Browns & Kirks (Mgr: S D Brown).