A History of Frankish Greece (1204-1566)" (1908) by William Miller, Marco I married ... Laskaraina, a woman of the Laskaris family.
The Dictionnaire historique et Généalogique des grandes familles de Grèce, d'Albanie et de Constantinople (1983) by Mihail-Dimitri Sturdza rejected the theory, based on the silence of Byzantine primary sources.
[citation needed] In 1235, Angelo sent a naval squadron to the defence of Constantinople, where the Emperor John of Brienne was being besieged by John III Doukas Vatatzes, Emperor of Nicaea, and Ivan Asen II of Bulgaria.
Angelo married a daughter of Macaire de Sainte-Ménéhould, a baron of the Latin Empire who died in the battle of Poimanenon.
In 1261, at Thebes, she welcomed Baldwin II of Courtenay who was fleeing Constantinople after its fall to the hands of the Byzantines.