Who's On Ferst is a thoroughbred horse born in New Zealand in 2021. Race horse Who's On Ferst is by Astern (AUS) out of Ferst Rate (NZ) , trained by Ciaron Maher. Who's On Ferst form is available here. Owned by SH Racing, M F Clemenger, P J Sexton, M J Byrnes, W Chen, R W Garnett, A G J McPherson, Ms B O'Hara, M Stephenson, Dr B Barresi, P L Brady, Dr J C V Canty, Mrs M Carroll, G T Racing Group, J Gowie, M Hall, Mrs S L'huillier, M F Parris, K J Weight & Mrs M Weight.