Andrey III Alexandrovich, a Rus’ prince, son of Alexander Nevsky, received from his father the town of Gorodets on the Volga. In 1276 he added Kostroma to his possessions and joined the struggle for the Grand Duchy of Vladimir-Suzdal. Wikipedia
Born: Russia
Died: July 27, 1304
Children: Boris Andreyevich
Partner: Vasilisa of Rostov (1294–)
Great-grandparents: Vsevolod the Big Nest, Mstislav Mstislavich, Maria Shvarnovna, and more
Parents: Alexander Nevsky and Alexandra Bryachislavna
Siblings: Dmitry of Pereslavl, Daniel of Moscow, Vasily Aleksandrovich, and more