Iran and Christianity are not typically associated with one another in the modern period. However, in the context of the greater historical narrative, a connection becomes apparent, a montage showing that Christianity in Iran includes ethnic Iranian Christians from Assyrian and Armenian backgrounds as well as Western missionaries. Western missionaries came to Iran to convert Iranians, including ethnic Iranian Christians. In their efforts, their activity played a role in Iranian state and society. This paper examines the connection between the government and the Western missionary in the modern period, suggesting the influence was not completely positive.