This documentary about Madam Jenkins describes her life and performances and contains the wonderful interview with her pianist Cosme McMoon. There is also some singing by Florence Foster Jenkins herself. Oh well. Link in comments.
Here are some genuine self-inflicted hyphenated names that I sifted from a phone book on PDF.
Jean Daughters-Fell Jennifer Gerrish-Lampe Katharine Dowell-Finder Carmelita McGinnis-Lard Glenda Slaughter-Pettigre Belinda Silvernail-Wood Lori Lavender-Jipp Nicky Long-End Lynn Zook-Slagg Pamela Bloomer-Pinkston Taramatti Ganpat-Puffett Lucinda Wonderlich-Fuller