Voorouderbenamingen
Hoe noem je de grootvader van je betovergrootvader?
| Generatie | Benaming | Kwartiernummers | |
| 1 | I | Proband | 1 |
| 2 | II | Ouders | 2-3 |
| 3 | III | Grootouders | 4-7 |
| 4 | IV | Overgrootouders | 8-15 |
| 5 | V | Betovergrootouders | 16-31 |
| 6 | VI | Oudouders | 32-63 |
| 7 | VII | Oudgrootouders | 64-127 |
| 8 | VIII | Oudovergrootouders | 128-255 |
| 9 | IX | Oudbetovergrootouders | 256-511 |
| 10 | X | Stamouders | 512-1023 |
| 11 | XI | Stamgrootouders | 1.024-2.047 |
| 12 | XII | Stamovergrootouders | 2.048-4.095 |
| 13 | XIII | Stambetovergrootouders | 4.096-8.191 |
| 14 | XIV | Stamoudouders | 8.192-16.383 |
| 15 | XV | Stamoudgrootouders | 16.384-32.767 |
| 16 | XVI | Stamoudovergrootouders | 32.768-65.535 |
| 17 | XVII | Stamoudbetovergrootouders | 65.536-131.071 |
| 18 | XVIII | Edelouders | 131.072-262.143 |
| 19 | XIX | Edelgrootouders | 262.144-524.287 |
| 20 | XX | Edelovergrootouders | 524.288-1.048.575 |
| 21 | XXI | Edelbetovergrootouders | 1.048.576-2.097.151 |
| 22 | XXII | Edeloudouders | 2.097.152-4.194.303 |
| 23 | XXIII | Edeloudgrootouders | 4.194.304-8.388.607 |
| 24 | XXIV | Edeloudovergrootouders | 8.388.608-16.777.215 |
| 25 | XXV | Edeloudbetovergrootouders | 16.777.216-33.554.431 |
| 26 | XXVI | Edelstamouders | 33.554.432-67.108.863 |
| 27 | XXVII | Edelstamgrootouders | 67.108.864-134.217.727 |
| 28 | XXVIII | Edelstamovergrootouders | 134.217.728-268.435.455 |
| 29 | XXIX | Edelstambetovergrootouders | 268.435.456-536.870.911 |
| 30 | XXX | Edelstamoudouders | 536.870.912-1.073.741.823 |
| 31 | XXXI | Edelstamoudgrootouders | 1.073.741.824-2.147.483.647 |
| 32 | XXXII | Edelstamoudovergrootouders | 2.147.483.648-4.294.967.295 |
| 33 | XXXIII | Edelstamoudbetovergrootouders | 4.294.967.296-8.589.934.591 |
| 34 | XXXIV | Voorouders | 8.589.934.592-17.179.869.183 |
| 35 | XXXV | Voorgrootouders | 17.179.869.184-34.359.738.367 |
| 36 | XXXVI | Voorovergrootouders | 34.359.738.368-68.719.476.735 |
| 37 | XXXVII | Voorbetovergrootouders | 68.719.476.736-137.438.953.471 |
| 38 | XXXVIII | Vooroudouders | 137.438.953.472-274.877.906.943 |
| 39 | XXXIX | Vooroudgrootouders | 274.877.906.944-549.755.813.887 |
| 40 | XL | Vooroudovergrootouders | 549.755.813.888-1.099.511.627.775 |