"A Moment Like This" is the debut single by American singer Kelly Clarkson. The song was written by Jörgen Elofsson and John Reid from British house music project Nightcrawlers and produced by Stephen Ferrera and Steve Mac. It was released as a double A-side with "Before Your Love" as her coronation single after winning the first season of American Idol. The song was later included on her debut studio album, Thankful (2003). "A Moment Like This" was a huge hit in North America, topping the US Billboard Hot 100 and Canadian Singles Chart.

In 2006, the song was recorded and released by British singer Leona Lewis, the winner of the third series of The X Factor. Her version was the Christmas number one for 2006, outselling the rest of the top 40 combined. Lewis' version has sold 914,000 copies as of 2015.