Alexander James Adams (born November 8, 1962) is an American singer, musician and songwriter in the Celtic and world music genres who blends mythical, fantasy, and traditional themes in performances, switching between instrumental fiddle and songs accompanied by guitar, bodhrán, and fiddle-playing. Adams has also been an artist in the field of filk music and won multiple Pegasus awards.

Adams performed as Heather Alexander for 25 years before beginning to tour as Alexander James Adams. His website refers to him as the "heir" to Heather Alexander, and continues to credit songs originally released as Heather Alexander under that name.

The last public performance under the name Heather was at OryCon 2006. His debut as Alexander James Adams was at Seattle's Norwescon 30, on April 6, 2007.