"Juneteenth" has been used for the celebration for over a century, and the name by which various sub-federal governments have recognized it, and I think a law r

"Juneteenth" has been used for the celebration for over a century, and the name by which various sub-federal governments have recognized it, and I think a law recognizing a particular holiday probably should not rename the holiday while it does so. That said, "Emancipation Day" has also been historically used.