Sieffre uiga igoa sili: Laki, Foafoa, Agalelei, Po nei, Fiafia. Aumai Sieffre uiga o le suafa.
Jong uiga faaiu sili: Agavaa, Matuia, Faauo, Fiafia, Lē ma vāloia. Aumai Jong uiga o faaiu.
Sieffre amataga o le igoa muamua. Welsh form of Geoffrey. Aumai Sieffre amataga o le igoa muamua.
Faʻaiu Jong taatele i East Timor, Netherlands, Kolea i Matu, Kolea i Saute, Suriname. Aumai Jong faaiu faasalalauina.
Igoa tutusa mo Sieffre i atunuu ma gagana eseese: Fredo, Gaufrid, Geffrey, Geoff, Geoffrey, Geoffroi, Geoffroy, Gisilfrid, Gjord, Gjurd, Godafrid, Godefroy, Godfrey, Godfried, Godofredo, Godtfred, Goffredo, Gofraidh, Goraidh, Gottfrid, Gottfried, Guðfriðr, Jeff, Jeffery, Jeffrey, Jeffry, Jep, Joffrey, Séafra, Siothrún, Walahfrid. Aumai Sieffre i isi gagana.
O le tele o igoa tutusa ai ma faaiu Jong: Merrill, Mariella, Patricia, Nevada, Richard, Patrícia, Richárd. Aumai Igoa e aumai faatasi Jong.
Ogatasi o Sieffre ma Jong o 82%. Aumai Ogatasi o Sieffre ma Jong.