Former U.S. Representative Dina Titus, who represented the 3rd district from 2009 until 2011, sought and received the Democratic nomination to succeed Berkley.State SenatorRuben Kihuen had also planned to seek the Democratic nomination, but ended his campaign in February 2012.
Chris Edwards, a security strategic planner and Navy officer, sought and received the Republican nomination to challenge Titus. He defeated Charmaine Guss, an anti-abortion activist and former real estate broker; Brian Landsberger, a retired mechanical engineer and former Air Force fighter pilot; Herb Peters, a retired aerospace engineer and seven-time Libertarian candidate for Congress in California; and Miguel "Mike" Rodrigues, an elementary school principal, in the Republican primary.
Samuel Koepnick, an information technology employee for the state of Nevada, sought and received the Democratic nomination to challenge Amodei. He defeated Sam Dehne, a retired pilot, and Xiomara Rodriguez, a retired businesswoman, in the Democratic primary.
John Oceguera, the Speaker of the Nevada Assembly, won the Democratic primary against Stephen Frye, a psychiatrist; James F. Haning II, a businessman; Jesse "Jake" Holder, a former Navy officer and Political Science student at UNLV and ; Barry Michaels, a businessman; and Gerald "Jerry" Sakura, a retired business executive. Former U.S. Representative Dina Titus, who represented the 3rd district from 2009 until 2011 and unsuccessfully sought re-election in 2010, is running in the 1st district.
Danny Tarkanian, a businessman who unsuccessfully sought the Republican nomination for the U.S. Senate in 2010, sought and received the nomination for the new seat. He defeated Diana Anderson, a retired clerical worker; state Senator Barbara Cegavske; Mike Delarosa, a detention officer; Kiran Hill, a translator for the State Department; Robert Leeds, an author and former Merchant Marine; Dan Schwartz, a businessman; Kenneth Wegner, a retired Army veteran and Republican nominee for the 1st district in 2006, 2008 and 2010; and Sid Zeller, a retired Marine intelligence officer, in the Republican primary. In the 2014 midterm elections, Cegavske and Schwartz would be elected to the statewide offices of Secretary of State and Treasurer respectively.