Neil L. Gillis

Neil Lee Gillis (March 12, 1864 October 27, 1933) was an American banker and politician known as the "father of Treutlen County" after his efforts spearheading its creation in 1918. Gillis served in the Georgia House of Representatives from 1909 to 1910, representing Emanuel County, and in the Georgia State Senate as Treutlen County's first state senator.

Gillis was born on March 12, 1864, in Emanuel County, Georgia. He married Lougenia Youmans in 1888; she died on February 15, 1922. They had five children: Neil Lee Jr., Jim L. Sr., Kate, Annie May, and "Mrs. Jim Peterson". Gillis died on October 27, 1933.