Jeremiah Mason, an American lawyer, born in Lebanon, Conn., April 27, 1768, died in Boston, Oct. 14, 1848. His father, Col. Jeremiah Mason, was an officer in the revolutionary armv, and commanded a company of minute-men at the siege of Boston. He graduated at Yale college in 1788, was admitted to the bar in Juno, 1701, and opened an office at Westmoreland, N. H. In 1794 he removed to Wal-pole, and in 1797 to Portsmouth. In 1802 he was appointed attorney general of New Hampshire, and soon became the acknowledged head of his profession in the state. In 1813 he was chosen to the United States senate, and he took a leading part in the debates of that body on the subjects connected with the war of 1812, delivering important speeches on the embargo in February, 1814, and on the conscription bill in December, 1815. In 1817 he resigned his seat in the senate, and resumed practice. He was afterward for several sessions a member of the legislature of New Hampshire, in which he took a leading share in the revision of the state code of legislation. He drafted the resolutions and report of the legislature on the Virginia resolutions touching the Missouri compromise. In the summer of 1832 he removed to Boston, and continued to practise in the courts till he entered his 70th year.