MARTIN, Robert Nicols, jurist, born in Cambridge, Dorchester County, Maryland, 14 January, 1798; died in Saratoga, New York, 20 July, 1870. He received a classical education, and studied law with his father, William Bond Martin, a judge of the Maryland court of appeals, and with Judge Roger B. Taney. Soon after his admission to the bar he was elected to congress, and served from 5 December, 1825, till 3 March, 1827. At the end of his term he established himself in practice in Baltimore. In 1845 he was appointed chief judge of the western judicial district, and served till 1851, exercising also the office, which the law then devolved upon the chief district judges, of a judge of appeals. From 1859 till 1867 he was judge of the superior court of Baltimore, and then till his death a professor in the law-school of the University of Maryland at Baltimore.