Kathryn Cocquyt resides in Simi Valley, California, where she works with race and show horses. She and began breeding Thoroughbred horses in 1986, with the birth of Rue Royale. Cocquyt is a member of the Thoroughbred Breeders Association, and is licensed by the California and Arizona State Racing Commissions. She is also a writer and freelance journalist. Many of the characters in Little Freddie at the Kentucky Derby, including Freddie, live on her farm in Simi Valley, California.