Sieffre moelelo wa lebitso le letle: Lehlohonolo, Bōpo, E fanang ka, Mehleng ea kajeno, E thabileng. Fumana Sieffre moelelo oa lebitso.
Jong lebitso la motumo o motle ka ho fetisisa: E na le bokhoni, E tebileng, Botsoalle, E thabileng, Bohale. Fumana Jong se boleloang ke lebitso.
Sieffre tšimoloho ea lebitso la pele. Welsh form of Geoffrey. Fumana Sieffre tšimoloho ea lebitso la pele.
Lebitso la ho qetela Jong le tloaelehileng haholo Timor Bochabela, Netherlands, Korea leboea, Korea Boroa, Suriname. Fumana Jong lebitso la lebitso le fetisetsang.
Mabitso a sa tšoaneng bakeng sa Sieffre linaheng le lipuo tse sa tšoaneng: 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. Fumana Sieffre ka lipuo tse ling.
Mabitso a tloaelehileng ka lebitso la ho qetela Jong: Rene, Paul, Merrill, Mariella, Patricia, Patrícia, René. Fumana Mabitso a tsamaeang le Jong.
Ho lumellana ha Sieffre le Jong ke 82%. Fumana Tšebelisano ea Sieffre le Jong.