Howard Wilkinson Jackson (August 4, 1877 – August 31, 1960) was the Mayor of Baltimore, Maryland for two separate mayoral administrations, the first of four years from 1923 to 1927 and the second administration of three terms of four years each (12 years) from 1931-1943, especially being influential during the "hard times" of economic upheaval of the "Great Depression", building and organizing a municipal social welfare system for the massive numbers of unemployed, homeless and destitute in Baltimore during along with the beginning of the defense build-up and war effort for World War II that transformed the City.