Some may know me as a longstanding (since before Covid) fan of Jean Colson

One of his arguments was that the Beloved Disciple was the host of the Last Supper.*

Now, a Swedish Benedictine has referred to an "early tradition" saying someone else was, namely a Mary whose son was the Gospeller Mark.

I've just consulted him to see what he as to say about Jean Colson and about how supported the early tradition is./HGL

* Jean Colson or St. Augustine? Who's Right?