John Chevis
- Yes, date unknown
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| Napoleon Gradenigo 1862-1935 |
| Napoleon Gradenigo | |
| B: | 18 Oct 1862 |
| Mamou, Louisiana | |
| D: | 24 Aug 1935 |
| Soileau, St. Landry Parish, Louisiana, USA | |
 | Clarencia Guillory 1865-1927 |
| Clarencia Guillory | |
| B: | Feb 1865 |
| Santo Dominque, Haiti | |
| M: | 6 Apr 1885 |
| Eunice, St. Landry Parish, Louisiana, USA | |
| D: | Dec 1927 |
| Louis Honore Gradenigo -Yes, date unknown |
| Louis Honore Gradenigo | |
| D: | Yes, date unknown |
| Armantine Victorian Ramos -Yes, date unknown |
| Armantine Victorian Ramos | |
| D: | Yes, date unknown |
| Marie Aglaide Chretin -Yes, date unknown |
| Marie Aglaide Chretin | |
| M: | 30 Apr 1868 |
| D: | Yes, date unknown |
| Nancy Chevis -Yes, date unknown |
| Nancy Chevis | |
| B: | St. Landry Parish, Louisiana, USA |
| D: | Yes, date unknown |
| Honore Gradenigo Abt 1801-1876 |
| Honore Gradenigo | |
| B: | Abt 1801 |
| M: | 1 Nov 1857 |
| Opelousas, St. Landry Parish, Louisiana, USA | |
| D: | 5 Jan 1876 |
| John Chevis -Yes, date unknown |
| John Chevis | |
| D: | Yes, date unknown |
| Rachel Chen -Yes, date unknown |
| Rachel Chen | |
| D: | Yes, date unknown |