These are other ballads, songs, or fairy tales that might appeal to you if you enjoy the ballad of Tam Lin and its adaptations. Some of these may have been listed or mentioned in Other Books of Interest. I am doing my best to archive the ballads and fairy tales at the Fairy Tale Archives, which receives updating maybe once every six months, because I am a bad person.
Beauty and the Beast
Briar Rose
Broomhill Wager, The
Erlking, The
Faerie Oak of Corriewater, The
Jorinda and Joringel
Juniper Tree, The (see also: Periwinkles)
Lady and the Lion, The
Lusmore the Hunchback
Mistletoe Bride, The
Periwinkles (see also: The Juniper Tree)
Queen of Argyll, The
Sealskin, The
Seven Swans, The (see also: The Six Ravens)
Six Ravens, The (see also: The Seven Swans)
Skeleton Woman, The
Thomas the Rhymer (see also: True Thomas)
Toads and Jewels
True Thomas (see also: Thomas the Rhymer)
Tunaan de Dannan
That's a short listing, with no links, a problem that will hopefully be remedied someday.
The Carter Hall Library
Tam Lin on the Screen
Other Books of Interest
The Music of Tam Lin
Other Movies of Interest
Art of Interest