Who is the true ARTIST OF song hallelujah?

The true artist of the song "Hallelujah" is Leonard Cohen. He wrote and recorded the song in 1984 for his album "Various Positions". However, the song gained widespread popularity after being featured in the 2001 animated film "Shrek". Since then, it has been covered by numerous artists, including Jeff Buckley, Rufus Wainwright, John Cale, and many more.