Rocky De La Fuente, who was the Reform Party presidential nominee in 2016, is on the ballot in Republican primaries for U.S. Senate in five states so far, with the possibility of being on in a sixth.
He may also be on the Delaware general election ballot as the nominee of the party he created, the American Delta Party.
This story about the decline of the California Republican Party mentions these facts about De La Fuente. Scroll down. De La Fuente is relevant to the story because California is one of the states in which he is on a primary ballot for U.S. Senate.