1. “Endless Love” – Lionel Richie & Diana Ross
How can there be another winner of our 15 Most Popular Love Songs of All Time when this one’s got endless love in its title? We are sure you’ll agree with us, it is a masterpiece which will leave no heart untouched and unfulfilled. Written and produced by Lionel Richie, one of the biggest legends in the music industry, and performed as a duet by Diana Ross and himself. The song was released in 1981 but to this day, it hasn’t lost an inch of its popularity.