@opheliakami the seattle times story this article cites links to this WA state law making it a felony to file for candidacy for public office with

"A surname similar to one who has already filed for the same office, and whose political reputation is widely known, with intent to confuse and mislead the electors by capitalizing on the public reputation of the candidate who had previously filed."

https://app.leg.wa.gov/RCW/default.aspx