Robert Ballard "Bob" Bailey (August 7, 1892 – December 23, 1957) was a lawyer and Democratic politician from Russellville, Arkansas.

Winning a seat in the Arkansas Senate in 1923, he represented the Fourth District (Johnson and Pope counties) for eight of the next twelve years.

Following ten years in private practice, Bailey was elected Lieutenant Governor of Arkansas in 1936, serving three two-year terms.

Bailey served as lieutenant governor under Carl E. Bailey as well as Governor Homer M. Adkins' first lieutenant governor.

This article about an Arkansas politician is a stub.