Bertram Ellis (November 20, 1860 – January 4, 1920) was an American lawyer and politician who served as a member and President of the New Hampshire Senate, and as a member and Speaker of the New Hampshire House of Representatives. Ellis was born to Moses and Emily (Ferrin) Ellis in Boston, Massachusetts, on November 20, 1860. Ellis graduated from Harvard College in 1884, and Harvard Law School in 1887. On June 20, 1894 Ellis married Margret Louis Wheeler of Minneapolis, Minnesota. Ellis was elected to the New Hampshire Senate from District 12, with a majority of 631 votes.