First Blue
(USA)About
First Blue is a 4-year-old dark bay or brown filly from the United States, trained by Ivan Calderon. She is sired by the stallion First Dude and is out of the mare Heritage House. First Blue has not yet achieved maiden victory, with one race attempt to date. In her latest race at Thistledown on September 14, 2023, she was ridden by Angel Diaz and finished in third place, trailing the winner, Full Time Strutin.