Moore's public life began when he was elected district attorney of the Twelfth Judicial District.[2] He was elected to the Texas House of Representatives in 1883 and held the position until 1885.[3] Moore was the Secretary of State of Texas during Ross's term as the 19th Governor of Texas, from 1887 to 1891.[2]
Moore died on September 28, 1902, at his home in Edna, Texas.[4] He had three children, including George Fleming Moore. Moore financed the building of the Moore-Flack House in Austin, a historic building built in 1887, during his term as Secretary of State.[5] He sold the property in 1901 to Laura A. E. (née Metz) Flack.[6] The house is also a Recorded Texas Historic Landmark,[7] which it was designated in 1984.[6]
^ abcDaniell, Lewis E. (1887). Personnel of the Texas State Government with Sketches of Distinguished Texans, Embracing the Executive Staff, Heads of Departments, United States Senators and Representatives, Members of the XXth legislature(PDF). Austin: Press of the City Printing Company. p. 19. LCCN19016834. Retrieved October 28, 2023 – via Legislative Reference Library of Texas. The Secretary of State, was born in Houston county, Texas, on the twenty-third day of January, 1853. His education was begun in the common schools of the State. He was for a time a student of Washington and Lee University, Virginia, and graduated from the law school of Cumberland University, Lebanon, Tennessee. In his chosen profession, he has attained a good degree of success and prominence. His public life began by election to the office of district attorney of the Twelfth Judicial District. He was also a member of the Eighteenth Legislature of the State of Texas, from the Forty-second Representative District. His present position is Secretary of State under Governor Ross, in which office he gives evidence of adaptability and public approval. Mr. Moore's religious predilections are with the Episcopal Church. He is also a Royal Arch Mason. He was married to Miss Estelle Grace of Eastland county, on the eighteenth day of March 1884. He is five feet eight inches high and weighs one hundred and sixty pounds. His complexion is dark, black hair and eyes, and his person stout and robust. He thinks not for himself, and deals in positives, not negatives. He is not wanting in the elements of a true American gentleman, and does not discard true politeness in the midst of business.
^"John Marks Moore". Texas Legislators: Past & Present. Legislative Reference Library of Texas.
