- Father: Hiram COBB
- Mother: Maria Jane SMITH
- Birth: 12/1/1872, Dubuque, Dubuque, Iowa, USA
- Residence: 1880, Dubuque, Dubuque, Iowa, United States
- Residence: 1910, Richwoods, Peoria, Illinois
- Death: 4/24/1910, Peoria, Peoria, Illinois, USA
Ancestors of James Warren COBB
/- COBB
/-Hiram COBB
| \-Unknown
James Warren COBB
| /-Thomas C SMITH
\-Maria Jane SMITH
\-Mahalia CASTEEL