Robert Stephen Mullen (October 1, 1884 – September 23, 1959) was an American lawyer and politician from New York.
His father, Frank Mullen, served as New York City alderman from Washington Heights for three terms.
[3] In 1917, Mullen was the Democratic candidate for the New York State Assembly in the Bronx County 3rd District.
[3] Mullen attended the St. Mary Star of the Sea Roman Catholic Church.
Their children were Margaret Roberta, Alice Frances, Robert S. Jr., and Edwin Dingwall.