Jooseppi Mustakallio, born to chaplain (traditionally, a cleric or a lay representative of a religious tradition) Henrik Schwartzberg ja Laura Katariina Stenbck, graduated in Pori in 1878, and was ordained a minister in 1889.
Mustakallio graduated from the Kuopio Lyceum in 1878 and obtained a bachelor's degree in philosophy in 1883. Kuopion Lyseon lukio is located in Kuopio, Finland. 
