Rolanda uiga igoa sili: Matuia, Fiafia, Faauo, Po nei, Agalelei. Aumai Rolanda uiga o le suafa.
Datta uiga faaiu sili: Foafoa, Agavaa, Toaga, Agalelei, Po nei. Aumai Datta uiga o faaiu.
Faʻaiu Datta taatele i Bangladesh. Aumai Datta faaiu faasalalauina.
Surnames taatele ma igoa Rolanda: Scozzari, Larimore, Basa, Gilbreth, Neumeyer. Aumai Lisi o surnames ma igoa Rolanda.
O le tele o igoa tutusa ai ma faaiu Datta: Sagari, Poulami, Deblina, Samik, Dhrubajyoti. Aumai Igoa e aumai faatasi Datta.
Ogatasi o Rolanda ma Datta o 74%. Aumai Ogatasi o Rolanda ma Datta.