Last measured popularity:
Ted Cruz 23% fav, 42% unfav., 21% never heard of, 15% no opinion (October 2013)
Rand Paul 30% fav, 33% unfav., 37% haven't heard enough, 1% refused (September 2013)
Marco Rubio 26% fav, 25% unfav., 49% no opinion (June 2013)
Mike Huckabee 47% fav, 34% unfav., 18% unsure (May 2011)
Chris Christie 40% fav, 22% unfav., 36% haven't heard enough, 2% refused (September 2013)
Rick Perry 27% fav, 51% unfav., 11% never heard of, 11% unsure (January 2012)
Rick Santorum 35% fav, 42% unfav., 13% never heard of, 9% no opinion (March 2012)
John Huntsman 25% fav, 25% unfav., 31% never heard of, 15% can't say (January 2012)
Paul Ryan 40% fav, 32% unfav., 19% never heard of, 8% no opinion (June 2013)
Hillary Clinton 59% fav, 37% unfav., 0% never heard of, 3% unsure (October 2013)
Sorry, but Hillary Clinton is by far the most popular of these politicians and she has one huge ace up her sleeve to play (hubby Bill Clinton)