Robert A. Tannahill was born on 4. Aug. 1870 at New Jersey. He was the son of
Louis Tannahill and
Margaret (Unknown).
Robert A. Tannahill appeared on the census of Jun. 1880 at with his parents, Newark, Essex County, New Jersey. He married
Jessie Louisa Dustan, daughter of
Oscar Carmichael Dustan and
Mary Louisa Eagles, c 1894. Robert A. Tannahill was shown in the census on 2. Jun. 1900 as a packer in a mill.
Robert A. Tannahill and
Jessie Louisa Dustan appeared on the census of 2. Jun. 1900 at Newark, Essex County, New Jersey; 1 child, 1 living. Robert A. Tannahill was shown in the census in 1910 as a foreman in a thread mill.
Robert A. Tannahill and
Jessie Louisa Dustan appeared on the census of 1910 at Newark, Essex County, New Jersey; 2 children, 2 living. Robert A. Tannahill was shown in the census on 2. Jan. 1920 as a superintendant, thread mill.
Robert A. Tannahill and
Jessie Louisa Dustan appeared on the census of 2. Jan. 1920 at Newark, Essex County, New Jersey. Robert A. Tannahill died in 1929. He was buried at Prospect Cemetery, Caldwell, Essex County, New Jersey.