She married Edward C. Robertson, born 27 December 1889, Hickory Flat, Benton County, Mississippi, died 5 September 1954, University Park, Texas. They are buried in Daniel Cemetery, University Park (Dallas), Texas.
Ed C. and Madie Robertson lived in Dallas County, in 1920; he was a motorman for the street cars. Madie’s aunt, Fannie B. Daniel, lived with her from 1926 until her death, 2 January 1945.
Dallas Morning News, 25 June 1945: Mrs. Madie D. Robertson, 59, of 3905 McFarlin, member of an early Dallas family, died Sunday at a local hospital after a brief illness. She was the daughter of Henry and Mattie Daniel who settled in the area now developed as Southern Methodist University and University Park. Surviving are her husband, E. C. Robertson, and a sister, Mrs. Mattie Winfro of Wilmer. Pallbearers: W. R. Robertson, Henry Robertson, Will Daniel, John R. West, and Ralph A. Porter.
631. ii. Ada Daniel, born 2 April 1888, Dallas County, Texas, died 19 March 1934, Dallas, Dallas County, Texas, married Wilton Brown Robertson, born 10 September 1883, Union County, Mississippi, died 13 May 1957, Dallas, Dallas County, Texas. They are buried in Daniel Cemetery, University Park (Dallas), Texas. Wilton B. and Ada Robertson lived next door to her father, Henry Daniel, in Dallas County, Texas, in 1920.