Ida Lewis "Queen Ida" Guillory is a Louisiana Creole accordionist. She was the first female accordion player to lead a zydeco band. Queen Ida's music is an eclectic mix of R&B, Caribbean, and Cajun, though the presence of her accordion always keeps it traditional.

The San Francisco Blues Festival was active from 1973 until 2008, and was located in San Francisco, California. It was the one of the longest running blues festival in the United States.