| Father | Vaselios Panagiotis Gavakos (1840 - 1914) |
| Mother | Stavroula I. Neofotistos (1841 - 1926) |
| Sibling | Anastasia V. Gavakos (1867 - ) |
| Sibling | Panagiotis Vasileios Gavakos (1871 - 1938) |
| Sibling | Louis Vasileios Kavakos (1873 - 1941) |
| Sibling | Stamata or Stella V. Gavakos (1875 - 1943) |
| Sibling | Dimitroula V. Gavakos (1876 - 1936) |
| Sibling | Stavros Vaselios Gavakos (1878 - ) |
| Sibling | Konstantina V. Gavakos (1883 - 1936) |
| Sibling | Efrosyni V. Gavakos (1880 - 1965) |
| Sibling | Aikaterini Gavakos (1886 - 1886) |
| Sibling | Georgitsa Gavakos (1886 - 1886) |
