Mary Mackillop was seen as an important person to the history of Catholicism in Australia because of her significant contribution to the Catholic Church. However some might say that her importance to the history of Catholicism isn’t as significant as others might say. To find out her true significance we will have to discover who Mary Mackillop really was and her early life. What Mary did that was so significant. How Mary influenced others and potentially impacted the history of Catholicism and how some might suggest she isn’t as important to Catholicism.