Harold John "Hal" Daub, Jr. (born April 23, 1941 in Fort Bragg, Cumberland County, North Carolina) is a politician and lawyer affiliated with the Republican Party. Daub was a collection attorney with Standard Chemical Company of Omaha for many years and served in the House of Representatives from 1981 to 1989, representing the 2nd congressional district of Nebraska, and from 1995 to 2001 was mayor of Omaha, Nebraska. Daub rejoined Blackwell Sanders Peper Martin LLP (now Husch Blackwell Sanders) in 2005, where he currently serves as partner.
Daub received his B.S. from Washington University, St. Louis, Missouri in 1963, and his J.D. from the University of Nebraska, Lincoln, Nebraska in 1966. He served in the United States Army as an infantry captain from 1966 to 1968. He made an unsuccessful run for the Senate in 1988, failing to gain his party's nomination. Daub did, however, win his party's Senate nomination in 1990. He lost the general election to Democratic incumbent J. James Exon by a 59%-41% margin.
On September 17, 2007, Daub announced he was running for the U.S. Senate seat being vacated by Senator Chuck Hagel. On September 28, 2007, he withdrew his candidacy and endorsed former Nebraska governor and USDA secretary Mike Johanns.