| JABOT | ||
| JACQUETTAT | -> | JACTAT |
| JACQUINELLE | ||
| JACTA | -> | JACTAT |
| JACTAT | ||
| JACTA… | -> | JACTAT |
| JAMARD | -> | JANNARD |
| JANÇON | -> | JANSON |
| JANNARD | ||
| JANNARDE | -> | JANNARD |
| JANNELLE | -> | JANNOLLE |
| JANNOLLE | ||
| JANNOT | ||
| JANSCON | -> | JANSON |
| JANSON | ||
| JANSSON | -> | JANSON |
| JANXO. | -> | JANSON |
| JANXON | -> | JANSON |
| JANZON | -> | JANSON |
| JAN…N | ||
| JAQUETTAT | -> | JACTAT |
| JAQUINELLE ou JACQUINELLE | -> | JACQUINELLE |
| JA… | ||
| JEANNARD | -> | JANNARD |
| JEHANSSON | -> | JANSON |
| JESSÉ | ||
| JOFFROY | ||
| JOLIE | -> | JOLLY |
| JOLLY | ||
| JOLY | -> | JOLLY |
| JOSSELIN | ||
| JOURNA | -> | JOURNAT |
| JOURNAT | ||
| JOYLLY (?) | -> | JOLLY |
| J… | -> | JA… |
| J… (?) | -> | J… |