| Person Source | | Robert Speir Garnett had person sources.1 |
| Birth | 1 September 1873 | He was born on 1 September 1873 in St Louis, Missouri, USABG. |
| Residence | 1880 | He lived Marital status: Single; Relation to Head of House: Son in Essex, Virginia, United StatesBGO, in 1880. |
| Residence | 1900 | He lived Marital Status: Single; Relation to Head of House: Son in Rappahannock, Essex, Virginia, USABG, in 1900. |
| Marriage | 17 January 1906 | He and Margaret Scott Eubank were married on 17 January 1906 in Essex, Virginia, United StatesBGO.1 |
| Residence | 1910 | He lived Marital Status: Married; Relation to Head of House: Head in Baltimore, Baltimore City, Maryland, United StatesBGO, in 1910. |
| Residence | between 1917 and 1918 | He lived in Essex, Virginia, United StatesBGO, between 1917 and 1918. |
| Residence | 1920 | He lived Marital Status: Married; Relation to Head of House: Head in Ashland, Hanover, Virginia, USABGO, in 1920. |
| Residence | 1930 | He lived Marital Status: Married; Relation to Head of House: Head in Richmond, Richmond (city), Virginia, United StatesBGO, in 1930. |
| Residence | 1934 | He lived in Richmond, Richmond (city), Virginia, United StatesBGO, in 1934. |
| Death | 15 February 1950 | He died on 15 February 1950 at age 76 in Richmond, Richmond (city), Virginia, United StatesBGO. |
| Burial | | He was buried in Richmond, Richmond (city), Virginia, United StatesBGO. |
| Residence | 1953 | He lived in Richmond, Richmond (city), Virginia, United StatesBGO, in 1953. |