Adam was born in 1902 in the village of Berezowica Mała (near Zbaraz, now in Ternopil Oblast, Ukraine) to Franciszek Lazarowicz and Wanda, née Ojak.
Due to an unknown sickness, Lazarowicz was dismissed from the Army and took up the job of a teacher in a school in the village of Gumniska, a few kilometers from Dębica.