Marzo is a 7 year old gelding and has raced from 2018 to 2021. He was sired by Medaglia d'Oro out of the Smart Strike mare Spring Party. He was trained by Michael Maker and has raced for Three Diamonds Farm, and was bred in Kentucky, United States by Stonestreet Thoroughbred Holdings LLC. Marzo has raced at Aqueduct, Arlington Park, Churchill Downs, Fair Grounds, Gulfstream Park, Horseshoe Indianapolis, Keeneland, Kentucky Downs, Oaklawn Park, Sam Houston, Saratoga, Turfway Park with wins at Arlington Park, Horseshoe Indianapolis, Keeneland. His has a stakes win at the 2019 Sycamore (G3).