Trace Adkins

Country music singer Trace Adkins sang the National Anthem at the 2008 Republican National Convention. (credit: Justin Sullivan/Getty Images)

Angie Harmon

Actress Angie Harmon is a Republican. She and her husband delivered a speech at the 2004 Republican National Convention. She supported John McCain for President. (credit: Gabriel Bouys/AFP/Getty Images)

Britney Spears

In 2002, singer Britney Spears said, "Honestly, I think we should just trust our president in every decision that he makes, and we should just support that, you know, and be faithful in what happens." (credit: Bryan Bedder/Getty Images)

Bruce Willis

In 2007, actor Bruce Willis declared he maintains some Republican ideologies but is currently an independent. He has endorsed every Republican presidential candidate except Bob Dole in 1996. (credit: Gabriel Bouys/AFP/Getty Images)

Chuck Norris

Action star Chuck Norris is a Republican. He has donated more than $32,000 to Republican candidates and organizations since 1988. Norris once filled in for Sean Hannity as a co-host on the popular Fox News Channel debate program Hannity & Colmes. (credit: Cliff Hawkins/Getty Images)

Clint Eastwood

Actor, filmmaker Clint Eastwood has been registered as a Republican since 1951 and supported Richard Nixon's 1968 presidential campaign, he describes himself as a libertarian. (credit: Jemal Countess/Getty Images)

CurtSchilling77502576

Retired baseball pitcher Curt Schilling campaigned for President George W. Bush in 2004. In 2007 he announced his support for Republican presidential candiate Sen. John McCain. (credit: Elsa/Getty Images)

Danny Aiello

During an interview with Sean Hannity, actor Danny Aiello pointed out that he is a conservative. (credit: Paul Hawthorne/Getty Images)

Robert Davi

Actor Robert Davi narrated several film montages that aired during the 2008 Republican National Convention. (credit: Vince Bucci/Getty Images)

Dennis Hopper

The late actor Dennis Hopper was a registered Republican. (credit: Isaac Brekken/Getty Images)

Dwayne 'The Rock' Johnson

In 2000, Dwayne 'The Rock' Johnson delivered a speech at the Republican National Convention. (credit: Jason Merritt/Getty Images)

Jackie Mason

Award-winning actor and comedian Jackie Mason endorsed Jennifer Horn, the Republican candidate for Congress from Nashua, N.H. (credit: Jon Levy/AFP/Getty Images)

John Elway

Hall of Fame quarterback John Elway has contributed to a number of Republican Party candidates in recent elections. He considered running for the U.S. Senate as a Republican. (credit: Robyn Beck/AFP/Getty Images)

Jon Voight

Actor Jon Voight appeared in a video available on YouTube from the Republican National Convention admonishing people to support the American troops. (credit: Don Emmert/AFP/Getty Images)

Kathy Ireland

Model Kathy Ireland is a registered Republican. (credit: Robert Mora/Getty Images)

Sara Evans

Country music singer Sara Evans performed at the 2004 Republican National Convention. (credit: Tom Burns/Getty Images)

Stephen Baldwin

Since 2001, actor Stephen Baldwin has become an outspoken Christian conservative, with a Christian ministry and book to his name. (credit: Stephen Lovekin/Getty Images)

Tom Clancy

Author Tom Clancy has generally been regarded as a political conservative, and has donated more than $256,000 to Republican Party political candidates. Some of his books bear dedications to Republican political figures, most notably Ronald Reagan. (credit: Brendan Smialowski/Getty Images)

Richard Petty

NASCAR driver Richard Petty was the Republican nominee for North Carolina Secretary of State in 1996. (credit: A. Messerschmidt/Getty Images)

Marie Osmond

Country music singer Marie Osmond is a registered Republican. (credit: Ethan Miller/Getty Images)

Mel Gibson

Actor Mel Gibson has been widely perceived as a conservative Republican, even though he has never identified himself as such. Many of Gibson's positions are in accordance with traditional Catholicism. He released a statement in March 2005 condemning the euthanasia of Terri Schiavo, and has criticized stem cell research. (credit: Bertand Langlois/AFP/Getty Images)

Naomi Judd

Country music singer, songwriter and activist Naomi Judd has been a registered Republican for many years and was a supporter of the George W. Bush administration. (credit: Karl Walter/Getty Images)

Kelsey Grammer

Actor Kelsey Grammer, shown here with wife Camille, is a member of the Republican Party. In 2008, he endorsed Rudy Giuliani for president; but, once Giuliani had pulled out of the race, Grammer then campaigned for John McCain. (credit: Frazer Harrison/Getty Images)

Lee Ann Womack

Country singer Lee Ann Womack sang at the Republican National Convention in 2004. (credit: Ethan Miller/Getty Images)