It might be this Oscar Robbins, son of Elijah L and Elizabeth Robbins - based on census data and location, but requires more research for confirmation. All from familysearch.org https://familysearch.org/
Good Luck
U S Census 1930 District 1, Laurel, KY
head Mary Baldsinger F 74 GER Widow
dau Freeda Robins F 30 KY Married
grandson Oscar L Robins M 5 KY
grandson Earl Lowell Robins M 3 KY
US Census, 1940 Magisterial District 1, Laurel, KY
head Mary Balzigar F 85 GER Widow
daughter Freda Robbins F 39 KY Divorced
grandson Lanceford Robbins M 15 KY
grandson Lowell Robbins M 13 KY
US Census, 1940 Magisterial District 2, Laurel, KY
head E L Robbins M 64 KY
wife Elizabeth Robbins F 66 KY
son Oscar Robbins M 39 KY Divorced
U S Census, 1930 Hamilton, Butler, OH
head Henry Moore M 60 KY
wife Julia Moore F 56 KY
roomer Bert Morgan M 30 KY
roomer Oscar Robbin M 29 KY Married
US Census, 1920 Laurel, Kentucky
self Elizah L Robbins M 44y KY
wife Elizabeth Robbins F 45y KY
son Oscar Robbins M 18y KY
dau Eulah Robbins F 13y KY
U S Census, 1910 District 1 Precinct 3, Laurel, KY
self Eliza L Robbins M 34y KY
wife Lizzie Robbins F 36y KY
dau Mary Robbins F 11y KY
son Oscar Robbins M y KY
dau Ulah Robbins F 3y KY
U S Census, 1900ED 14 Magisterial District 3, Toms Creek, Cabbage Precincts, Bell, KY
head Eligah Robins M 25 b may 1875 KY marr abt 1895
wife Eliza Robins F 26 b. Mar 1874 KY I child 1 living
daughter Mary Robins F 4 b June 1896
United States, World War One Draft Registration
Elijah Lafayette Robbins
Draft Registration Laurel County, KY
gender: Male birth 06 May 1875 : Laurel, KY
country of citizenship: United States
nara publication: World War I Selective Service System Draft Registration Cards
nara publication number: M1509
film number: 1653498