Julia Teresa Tallon (6 May 1867 – 10 March 1954) – in religious Mary Teresa – was an American Roman Catholic professed religious from the Holy Cross Sisters who founded the Parish Visitors of Mary Immaculate.
Tallon was born to Irish immigrants in New York City and joined the religious life in Indiana despite the protests of her family.Tallon became titled as a Servant of God on 20 February 2013 under Pope Benedict XVI when the beatification cause was introduced in the Archdiocese of New York.