Sawnie Robertson Aldredge (November 13, 1890 – May 13, 1949), attorney and judge, was mayor of Dallas from 1921 to 1923.

He was associated with Thompson, Knight, Baker & Harris; Allen & Flanary, which eventually became Aldredge, Shults & Madden.

[2][3] He ran for mayor with the support of the Citizens' Association, defeating William E. Talbot, nominee of the Democratic party and the Independent Voters' League.

This was the largest single addition to the city since Oak Cliff was annexed in 1904.

[5] He sought to annex Highland Park to the city and to establish a municipal golf course.