Augustus Frank (July 17, 1826 – April 29, 1895) was an American merchant, railroad executive, banker and politician.

[3][4] After his final term in Congress, Frank became the director of the Wyoming County National Bank in 1865.

[9][10] Frank was State commissioner for the preservation of public parks and was a member of the board of directors of the Buffalo, Rochester and Pittsburgh Railroad.

[11] He died in New York City at the Murry Hill Hotel on Monday, April 29, 1895, from a combination of inflammatory rheumatism and Bright's Disease.

The couple had two children, William Augustus and Mary Louise Frank.