| Person Source | | Joseph Clement Cregg had person sources.1 |
| Birth | 11 February 1907 | He was born on 11 February 1907 in Tampa, Hillsborough, Florida, USABG. |
| Residence | 1920 | He lived in Township 6, Saluda, South CarolinaBG, in 1920. |
| Marriage | 15 September 1929 | He and Ruth Montee Marbert were married on 15 September 1929.2 |
| Residence | 1930 | He lived in Township 6, Saluda, South CarolinaBG, in 1930. |
| Residence | 1935 | He lived in Duval, FloridaBG, in 1935. |
| Residence | 1938 | He lived in Jacksonville, Florida, USABG, in 1938. |
| Residence | 1939 | He lived in Jacksonville, Duval, Florida, United StatesBGO, in 1939. |
| Residence | 1 April 1940 | He lived Age: 31; Marital Status: Married; Relation to Head of House: Head in Duval, Florida, United StatesBG, on 1 April 1940. |
| Residence | 1945 | He lived in Duval, FloridaBG, in 1945. |
| Residence | 1951 | He lived in Jacksonville, Florida, USABG, in 1951. |
| Death | 10 April 1981 | He died on 10 April 1981 at age 74 in Jacksonville, Florida, DuvalBG. |
| Burial | | He was buried in Jacksonville, Duval County, Florida, USABG. |
| Residence | 1992 | He lived in Jacksonville, FLBG, in 1992. |
| Residence | between 1993 and 2002 | He lived in Jacksonville, Florida, USABG, between 1993 and 2002. |