Sing A Rainbow is a thoroughbred horse born in Australia in 2019. Race horse Sing A Rainbow is by Toronado (IRE) out of Rainbow Queen (AUS) , trained by Lindsey Smith. Sing A Rainbow form is available here. Owned by L Smith, A M Lamshed, 7 Seas (Mgr: C J Quigley), H J Allen, Mrs A J Allen, J W Armstrong, B K Roberts, Ms J S Roberts, J S Mackenzie, Mrs J Matthews, D S Matthews, R J Mackenzie, K Richards, D O Tankard & C J Hume.