Translator of "Come, Now Is the Time to Worship (Ven es tiempo de adrarle)" in Santo, Santo, Santo In some hymnals, the editors noted that a hymn's author is unknown to them, and so this artificial "person" entry is used to reflect that fact. Obviously, the hymns attributed to "Author Unknown" "Unknown" or "Anonymous" could have been written by many people over a span of many centuries.
Anonymous