1850 - Birth/baptismal record of Antoni Tanajewski [Tajewski] – 1850 Entry no. 254, Sitkowizna Antoni Tanajewski Born: 6 June 1850 in Sitkowizna; Baptized: 8 June 1850 in Puńsk. Father: Antoni Tajewski, gospodarz = farmer in Sitkowizna, age 40. Mother: Małgorzata Burdyn, age 30. Witnesses: Jan Orzechowski and Wawrzyniec Dąbrowski. Godparents: Wawrzyniec Dąbrowski and Anna Krzyzewska.

1923 - He is mentioned on the death certificate of his daughter, Ursula.