Riva uiga igoa sili: Faauo, Lē ma vāloia, Volatile, Agalelei, Laki. Aumai Riva uiga o le suafa.
Dahlman uiga faaiu sili: Gauai, Toaga, Volatile, Fiafia, Matuia. Aumai Dahlman uiga o faaiu.
Riva amataga o le igoa muamua. Diminutive of Rivka. Aumai Riva amataga o le igoa muamua.
Dahlman tupuaga. Variant of Daalmans. Aumai Dahlman tupuaga.
Igoa tutusa mo Riva i atunuu ma gagana eseese: Becca, Becci, Becka, Beckah, Becky, Bekki, Reba, Rebeca, Rebecca, Rebeccah, Rebecka, Rebeckah, Rebeka, Rebekah, Rebekka, Rébecca, Rivqah. Aumai Riva i isi gagana.
Surnames taatele ma igoa Riva: Honeycutt, Cardani, Giarrano, Farmwald, Kannel. Aumai Lisi o surnames ma igoa Riva.
O le tele o igoa tutusa ai ma faaiu Dahlman: Issac, Rebecca, Claude, Cleopatra, Tequila, Rébecca. Aumai Igoa e aumai faatasi Dahlman.
Ogatasi o Riva ma Dahlman o 74%. Aumai Ogatasi o Riva ma Dahlman.