Rogers and Evans had one biological child together, Robin, and they adopted three children, Debbie, John David “Sandy,” and Mary Little Doe “Dodie.” They also fostered a daughter, Marion “Mimi” from Scotland, whom they considered to be their adopted child as well.

She took the name Dale Evans in the early 1930s to promote her singing career. She then married her accompanist and arranger Robert Dale Butts in 1937. In 1947 she married Roy Rogers. The marriage was his third and her fourth.

Trigger was ridden by Rogers in every one of his motion pictures, finding his own fame in the process. After Trigger died at age 33, his hide was stretched over a plaster likeness and put on display, also reared on two legs, inside the museum. He was mounted, then, not stuffed.

Len ended up winning the contest and was given the stage name Roy Rogers by Republic Pictures, suggesting the western-sounding name Roy and combining it with the surname of the popular western comic entertainer Will Rogers. He was assigned the leading role in Under Western Stars.