James Ambrose Gallivan (October 22, 1866 – April 3, 1928) was a United States representative from Massachusetts.

[5] Gallivan served as street commissioner of Boston, and was elected as a Democrat to the Sixty-third Congress to fill the vacancy caused by the resignation of James Michael Curley.

Andrew Peters later defeated Gallivan and two other candidates in the December 1917 election for Mayor of Boston.

Gallivan was reelected to the Sixty-fourth and to the six succeeding Congresses and served from April 7, 1914, until his death in Arlington on April 3, 1928.

His interment was in St. Joseph Cemetery in West Roxbury.