Feodor Koshka

Feodor or Fyodor Andreyevich Koshka was a Russian boyar. He was the youngest son of Andrei Ivanovich Kobyla and the progenitor of the Romanov dynasty and the Sheremetev family.

Life

He was a senior boyar in the duma of Dmitry and his son Vasily I. According to some sources, Koshka governed Moscow during Dmitry's absence in the Battle of Kulikovo. In 1393, he was recorded as negotiating with Novgorod for peace.
His cautious approach towards the Tatars was praised by Edigu in his 1407 letter to Vasili I. It is believed that Fyodor died about that date. His daughters Anna and Akulina married the prince of Rostov and the prince of, respectively, while his granddaughter Maria married Yaroslav of Borovsk, father-in-law of Vasily II. He had three sons: Ivan, Fyodor, and Alexander.