Whitney Houston's "I Will Always Love You" has been voted the most popular love song in a poll by Harris Interactive.

The song got 38 percent of the vote among all adults in the survey. It was also the top pick among all divorced, separated or widowed Americans.

The Righteous Brothers' "Unchained Melody," Percy Sledge's "When a Man Loves a Woman," Joe Cocker's "You Are So Beautiful," and the Bees Gees' "How Deep is Your Love" rounded out the top five songs.

More than 2,000 adults voted in the online poll and were asked to pick their favorite love songs from a list of more than 40 songs spanning several decades.  Aerosmith's "I Don't Want to Miss a Thing" came in sixth, followed by Patsy Cline's "Crazy", Foreigner's "I Want to Know What Love Is," Bryan Adams' "(Everything I Do) I Do It for You" and "Let's Get It On" by Marvin Gaye.

What is your favorite love song?