Sierra Sun (IRE) is a 15yo bay filly, trained by D K Weld and owned by Lady O'Reilly. He is by Hernando (FR), out of Sierra Slew (GB), by Fantastic Light, bred by Petra Bloodstock Agency Ltd. From 9 career starts, he has won 1 time, placed on 4 occasions, at a 11.1% strike rate. He has earned £16.7k in prize money. He holds an official rating of 87.