Only former U.S. Rep. Katie Porter – who has declared – would be remotely comparable, but Porter has already clarified that Harris’ entrance would “clear the field.”

Congresswoman Nancy Mace and South Carolina Attorney General Alan Wilson have said they are considering a run for the state’s top executive position. Lt. Gov. Pamela Evette also is a potential candidate.

Richard Grenell, a longtime Donald Trump loyalist who is serving as U.S. envoy for special missions in the president's second administration, is floating a potential bid for California governor if former Vice President Kamala Harris also runs.