Teimuraz I of Kakheti
Mariam's dynastic marriages were part of complex political relations in the successor states of the former Kingdom of Georgia. Her first marriage was disrupted by her half-brother Levan II Dadiani, Prince of Mingrelia, in response to Simon Gurieli's patricidal coup. The second marriage, that with Rostom of Kartli, turned Mariam into an important figure in the contemporaneous Georgian politics. The wedding entourage was a thousands-strong army, which had to fight their way to Kartli against the forces of the principal opponent of the union, King George III of Imereti, an ally of Rostom's major foe, King Teimuraz I of Kakheti,