Based in Corinth, Mississippi, Missy Jean Etheridge is a NCHA Non-Pro Hall of Fame cutting horse competitor with over $1 million in earnings. Her focus has always been on training, developing, and managing horses at a high level, a structure that now defines her transition into barrel racing.
“I’ve dedicated my life to horses,” Etheridge stated. “Everything I do revolves around making them better and understanding their mindset.”
Her daily routine still revolves around horses. Etheridge rides and manages a large group of horses, runs multiple equine businesses, and works with her family. During the Lexington Regional American Rodeo qualifying event, her daughter Millie Jo Rosenberg was competing in a college rodeo while Etheridge was vying for a spot in Arlington.
The shift to barrel racing came after years in the cutting pen, where timing, feel, and horse accountability are crucial. These principles now guide her approach with Seis Martinis, affectionately known as “Marty Jane.” Marty Jane is sired by Tres Seis, a leading barrel horse sire, and out of NFR qualifying mare Morning Traffic.
“She’s a special horse,” Etheridge emphasized. “You have to protect her mindset and let her maintain confidence in her abilities.”
Marty Jane is powerful yet sensitive, requiring a rider who can adapt on the fly. Etheridge uses her background to understand the horse’s needs rather than push for a run, a strategy that proved successful in Lexington.
“In a hectic finals setting, that trust was rewarded. Etheridge remained committed to Marty Jane throughout the run, allowing her to shine without micromanaging the moment.
As she navigates the challenges of transitioning into barrel racing, Etheridge approaches it with the same determination that defined her cutting career.
“I may not be the best at this yet,” she admitted. “But I’m determined to improve.”
She is already looking ahead to the future by acquiring Seis Smashin Fame, a stallion she plans to develop for competition and breeding purposes.
With a secured spot at The American, Etheridge enters one of the sport’s premier stages as a newcomer and a seasoned horsewoman. While the discipline may have changed, her foundation remains steadfast.

