| Father | Ragnall MAC SOMAIRLE (1140 - 1209) |
| Mother | Lady Fiona MORAY - Lady of the Isles (1145 - 1200) |
| Sibling | Helen RAGNVALDSDOTTIR OF THE ISLES (1174 - 1245) |
| Sibling | REIGNALDSDATTER (1160 - ) |
| Sibling | Olavas KING OF MAN (1168 - ) |
| Sibling | Ragnhildr ÓLÁFSDÓTTIR (1171 - 1218) |
| Sibling | Roderick D' L'ISLE (1172 - ) |
| Sibling | Ragnhild ISLES (1174 - 1218) |
| Sibling | David MUIR OF POLKELLY, Knight (1174 - 1249) |
| Sibling | Dugall D' L'ISLE (1176 - ) |
| Sibling | Ruaidri MACRAGHNAILL, Lord Of The Isles (1178 - 1247) |
| Sibling | Beatrice SOMERLED (1185 - 1240) |
| Sibling | Somerled ROGNVALDSSON (1185 - ) |
| Sibling | Ragnhild Helen L'ISLES (1186 - 1245) |
| Sibling | Mauldouen OF LENNOX - THIRD EARL OF LENNOX (1186 - 1251) |
| Sibling | Donal Domhnaill or MCDANIEL (1190 - 1247) |
| Sibling | Roderick ROGNVALDSSON (1190 - ) |
| Sibling | Dugall MACSOMERLED (1193 - ) |
| Sibling | Donald RAGNALDSSON (1195 - 1250) |
| Sibling | Ruaidhri REIGNALDSON (1202 - ) |
| Sibling | REIGNALDSDATTER (1206 - ) |
| Sibling | Dubhghall MAC RUAIDHRÍ, King of Argyll and the Isles (1210 - 1268) |
| Sibling | Donald LORD OF THE ISLES ( - 1249) |
| Sibling | Ruaidhr MACRAGNAILL ( - ) |