Danell Johan Leyva is a Cuban American former gymnast who competed for the United States. He is the 2012 Olympic individual all-around bronze medalist and 2016 Olympic parallel bars and horizontal bar silver medalist. He is also the 2011 US national all-around gold medalist and the 2011 world champion on the parallel bars. With a combined total of 8 Olympic and World Championships medals, Leyva is the second most decorated American male gymnast after Paul Hamm.

The USA Gymnastics National Championships is the annual artistic gymnastics national competition held in the United States for elite-level competition. It is currently organized by USA Gymnastics, the governing body for gymnastics in the United States. The national championships have been held since 1963.