"I Will Always Love You" Is A Song Written By American Singer-Songwriter Dolly Parton In 1973 Who First Released The Song As A Single In 1974. American Singer Whitney Houston's 1992 Version Of The Song Became One Of The Best-Selling Singles Of All Time. According To The I Will Always Love You Songfacts This Ballad Came In At #1 In A 2011 Valentine's Day Poll By CMT To Find The Best Love Song.