Military related information:

Service Number - 1390156

Illinois National Guard. Adjutant General Miliary Records: 
Listed in Adjutant General 1917 roster of Illinois National Guard WWI service: FIFTH Infantry, Company M, Canton, IL. Federalized. Enlisted October 20, 1914. Mustered: April 17, 1917. Reported for duty March 26, 1917.

Company L Muster Roll Jan-Feb 1918 Camp Logan, Houston Tx: Enlisted 20 Aug 1914. Listed as Corporal. Transferred from 108th Engineer Train per SO#4 Hdq 33rd DIV dtd 16 Jan 1918. Assigned to and joined Company L 132nd INF 16 Jan 1918. Reduced to Private from Sergeant per SO#12 dtd 12 Jan 1918; Promoted to Private First Class per O#6 dtd 1 Feb 1918. - Muster Roll Mar-Apr 1918 Camp Logan, Houston Tx: Listed as TRANSFER. Corporal. Transfer to Supply Co 132nd INF per RSO#70 dtd 22 Mar 1918.

WWI Victory Medal with battle Clasps unknown
 

Enroute to France; Army Transport Service Arriving and Departing Passenger Lists
Name: Ross E Courtney
Departure Date: 16 May 1918
Departure Place: Hoboken, New Jersey
Address: 919 E Ash St
Residence Place: Canton Ill
Mother: Thomas Woodcock
Ship: Mt Vernon
Military Unit: 132 Inf
Rank: Private
Service Number: 1390156
Notes: Company M, 132 Infantry USNG

Return to U.S., Army Transport Service Arriving and Departing Passenger Lists
Name: Ross E. Courtney
Departure Date: 15 May 1919
Departure Place: Brest, France
Arrival Date: 23 May 1919
Arrival Place: Hoboken, New Jersey
Address: 919 Ash Street
Residence Place: Canton, Illinois
Mother: Emma Woodcock
Ship: Harrisburg
Military Unit: 108TH ENGINEER TRAIN
Rank: WAGONER
Service Number: 1390156
Notes: 108TH ENGINEER TRAIN

Gravestone (Find A Grave): SGT 108th Engineer Train

Post War Occupations / Bio:

1920 United States Federal Census
Name: Ross Courtney
Age: 36
Birth Year: abt 1884
Birthplace: Illinois
Home in 1920: Racine Ward 3, Racine, Wisconsin
Street: Center St
Residence Date: 1920
Race: White
Gender: Male
Marital Status: Widowed
Father's Birthplace: Ireland
Mother's Birthplace: Ireland
Able to Speak English: Yes
Occupation: Machine Hand
Industry: Tractor shop
Employment Field: Wage or Salary
Able to read: Yes
Able to Write: Yes
Household Members Age Relationship
Frank Gregory 71 Head
Alphonsina Gregory 57 Wife
Ross Courtney 36 Boarder
Arthur C Schalow 21 Boarder
Wilbert Gregory 18 Son
Irene Gregory 15 Daughter

Post War Known Addresses:

Chillicothe, Ohio, City Directory, 1934
NAME: Ross E Courtney
GENDER: Male
RESIDENCE YEAR: 1934
STREET ADDRESS: 802 Buckeye
RESIDENCE PLACE: Chillicothe, Ohio
OCCUPATION: Guard
SPOUSE: Esther O Courtney

Death Information: Date; Age; Cause; Burial Location 

Find A Grave
findagrave.com/memorial/111273241/ross-e-courtney
Ross E. Courtney
BIRTH 25 Mar 1884
DEATH 3 Jun 1953 (aged 69)
BURIAL Banner Cemetery
Banner, Fulton County, Illinois, USA
..................................................
Family Members
Parents
Wallace Mitchell Courtney 1858–1895
Emma Caroline Pollitt Woodcock 1861–1936
Siblings
Jesse R. Courtney 1890–1969
Half Siblings
Hattie F. Woodcock Harney 1902–1972

Miscellaneous:

Son was killed in action (KIA) WWII (aged 37)

Research in process