When Anna Maria Tiainen was born on 14 March 1900, in Uukuniemi, Viipuri, Finland, her father, Pekka Juhonpoika Tiainen, was 28 and her mother, Maria Heikintytar Seppanen, was 29. She married Frans Antero Lehtinen on 20 October 1923. They were the parents of at least 1 son. She died on 2 April 1971, in Joensuu, Pohjois-Karjala, Finland, at the age of 71, and was buried in Nurmijärvi, Finland.