Most of these candidates were endorsed by Ron Paul, and all the Republicans by Republican Liberty Caucus.
Ron Paul (US President), Tom Tancredo (US President), Dennis Kucinich (US President), Mike Gravel (US President), Mary Ruwart (US President), Brian Miller (AZ-8-US House), Gregory Nemitz (ID-2-US House), Amit Singh (VA-8-US House), Vern McKinley (VA-10-US House), Linda Goldthorpe (MI-1-US House), David Gay (NY-25-US House), Murray Sabrin (IN-US Senate) Robert Orr (NC-Governor)
Steve Lonegan (NJ-Governor)
Adam Kokesh (NM-3-US House), R.J. Harris (OK-4-US House), Van Irion (TN-3-US House), Linda Goldthorpe (MI-1-US House), Mike Vasovski (SC-3-US House), Robert Lowry (TX-23-US House), Michael Frisbee (GA-13-US House), Marcy Winograd (CA-36-US House), John N. Hostettler (IN-US Senate), Peter Schiff (CT-US Senate), Clint Didier (WA-US Senate), Jim Bender (NH-US Senate), Chuck DeVore (CA-US Senate), Ray McBerry (GA-Governor), Debra Medina (TX-Governor), Zach Wamp (TN-Governor), Randy Brogdon (OK-Governor)
Ron Paul (US President) (4/2011-6/2012), R. Lee Wrights (US President) (2011-5/2012), Ken Sumsion (UT-Governor), Bob Fanning (MT-Governor), Bill Randles (MO-Governor), Dan Liljenquist (UT-US Senate), Rick Williams (CA-US Senate), Scott D'Amboise (ME-US Senate), Marc Scaringi (PA-US Senate), Zach Poskevich (TN-US-Senate), Wes Riddle (TX-25-US House), Karen Kwiatkowski (VA-6-US House), Richard Mack (TX-21-US House), Delia Lopez (OR-3-US House), Evan Feinberg (PA-18-US House), Dennis Lamare (NH-2-US House), Eric Martin (PA-4-US House), Eli Olson (WA-2-US House), Floyd Bayne (VA-7-US House), George Harper (TX-14-US House), Ike Eichner (WA-6-US House), Jason Greene (MO-5-US House), David Gerson (MN-2-US House), Michael Firsching (IL-13-US House), Jenny Worman (CA-28-US House), John Fitzgerald (CA-11-US House), Patrick Kelly (KY-6-US House), Peter James (MD-6-US House), Weston Wamp (TN-3-US House), Glen Bradley (NC Senate), Dennis Kucinich (OH-9-US House), Dan O'Connor (NY-7-US House), Norman Solomon (CA-2-US House), Ilya Sheyman (IL-10-US House), Eric Griego (NM-1-US House)
Preferred winner of primary:
Sarah Steelman (MO-US Senate), Eric Hovde/Mark Neumann (WI-US Senate), Don Stenberg/Pat Flynn (NE-US Senate), Brian K. Hill (CT-US Senate)