Theodore of Smolensk

Commemorated March 5 · September 19

The holy right-believing Prince Theodore of Smolensk and Yaroslavl , also known as Theodore the Black , due to his swarthy appearance, was a prince of Rus during the time of the Mongol invasion of the thirteenth century. Prince Theodore was destined by God to be famous in the Land of Rus through his military exploits. He is commemorated on September 19 . The uncovering of his relics along with those of his sons David and Constantine is commemorated on March 5 .

Source: OrthodoxWiki