October 20, 1883, Návsí, Czech Republic.
September 8, 1972, Cieszyn, Poland.
Cmentarz Ewangelicko (Lutheran Cemetery), Cieszyn, Poland.
Sikora was a Polish Lutheran pastor, teacher, revivalist and songwriter. He worked in congregations in Dornfeld (now Ternopillja, Ukraine), Návsí and Cieszyn. He helped prepare many Polish evangelical songbooks, and wrote or translated almost 500 songs and hymns. His passion was service to the poor and disabled.