Markus was the son of unknown parents. The date and place of his birth have not been found.
He died after 1543. The place is not known.
His wife was Margareta von Dönhoff. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | AFT 1543 |
|
Note 1
Son of Jürgen I Fircks and Catharina ? von Buttlar