Breakthrough T1D will host the 2026 Cliff Harris Golf Tournament on Monday, June 8, 2026, beginning at 8:00 a.m. at Stonebriar Country Club. The annual charity tournament brings together community leaders, supporters and athletes for a day of golf and philanthropy benefiting research to cure, prevent and treat type 1 diabetes.

The event is led by Cliff Harris, Pro Football Hall of Fame inductee and Dallas Cowboys Ring of Honor member. Harris has long been dedicated to the mission of Breakthrough T1D after living with the challenges of type 1 diabetes and losing his father to the disease. Tournament participants enjoy a day on the course while helping advance research breakthroughs that improve the lives of those affected by T1D.

Sponsorship opportunities start at $2,000, with foursome sponsorships beginning at $7,500. For more information or to register, visit breakthrought1d.org.