Bill Halter, American scholar, activist, and politician, 14th Lieutenant Governor of Arkansas

William A. Halter Jr is an American politician who served as the 18th lieutenant governor of Arkansas from 2007 to 2011. A member of the Democratic Party, he was elected to succeed the late Republican Winthrop Paul Rockefeller in 2006, defeating Republican challenger Jim Holt.

The lieutenant governor of Arkansas is the second-highest constitutional and elected office in the U.S. state of Arkansas. The lieutenant governor is the first in the gubernatorial line of succession, assuming the governorship in cases of the governor's impeachment, removal from office, death or inability to discharge the office's duties. The lieutenant governor also serves as president of the Arkansas Senate, with a tie-breaking vote. The lieutenant governor is elected separately from the governor.