Union Jack is a thoroughbred horse born in Australia in 2019. Race horse Union Jack is by Patronize (AUS) out of War Diamond (AUS) , trained by P H Jordan. Union Jack form is available here. Owned by Mrs L F Jordan, D Della Rocca, Ms K Hughes, G M Downie, G C Pinney, A G Tuxford, P A Corbett, A Carver, Miss A L Gaerth, T J Morley, J D Atherton, Mrs D N Hogan, Mrs J Smallman, B Downie, C Hannigan, Mrs D A Keens & D S Keens.