| Sassacus | Native Amer.. | Pequot name of uncertain meaning |  |  |
| Sassacus | Native Amer.. | Pequot name of uncertain meaning |  | |
| Sastaretsi | Native Amer.. | The rat. Tionantati. Sastaretsi was.. | | |
| Satanta | Native Amer.. | Meaning "white bear." From the Kiow.. | | |
| Satinka | Native Amer.. | Meaning "magic dancer." Source unkn.. | | |
| Sauts | Native Amer.. | Bat. Cheyenne | | |
| Sawni | Native Amer.. | Echo. Seminole | | |
| Scenanki | Native Amer.. | Creek name of uncertain meaning bor.. | | |
| Seeyakoon-Ilppilp | Native Amer.. | Red spy. Nez Perce | | |
| Sequoia | Native Amer.. | From the Cherokee sikwayi, the orig.. | | |
| Sequoyah | Native Amer.. | Derived from the Cherokee tsikwaya .. | | |
| Set-Tainte | Native Amer.. | Kiowa name derived from set (bear),.. | | |
| Setangya | Native Amer.. | Kiowa name derived from set-angia (.. | | |
| Setimika | Native Amer.. | A Kiowa name that means "charging b.. | | |
| Setimkia | Native Amer.. | Charging bear. Kiowa | | |
| Sewati | Native Amer.. | Meaning "curved bear claw." From th.. | | |
| Shada | Native Amer.. | Meaning "pelican." From the Salish .. | | |
| Shakunuta | Native Amer.. | Meaning "coming sun." Of Pawnee ori.. | | |
| Shaningo | Native Amer.. | Beautiful one. Algonquian | | |
| Shappa | Native Amer.. | Red thunder. Sioux | | |
| Shateyaronyah | Native Amer.. | Two equal clouds. Huron | | |
| Shawnee | Native Amer.. | Derived from the Algonquian tribal .. |  | |
| Sheauga | Native Amer.. | Raccoon. Iroquois | | |
| Shenandoah | Native Amer.. | Derived from the Algonquian schind-.. | | |
| Shiye | Native Amer.. | Meaning "my son" or "my nephew," th.. | | |
| Shonak | Native Amer.. | Place of the spring. Pima | | |
| Shonkah-Sabe | Native Amer.. | Derived from the Osage shonka (dog,.. | | |
| Sibeta | Native Amer.. | Pulling white sucker fish from unde.. | | |
| Sihu | Native Amer.. | Meaning "flower." A Hopi name.
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| Sikwaji | Native Amer.. | Derived from the Cherokee tsikwaya .. | | |
| Sikya | Native Amer.. | A Hopi word that can mean "small ca.. | | |
| Silpe | Native Amer.. | Flathead name of uncertain meaning | | |
| Simi | Native Amer.. | Valley of the wind. Chumash | | |
| Sinopa | Native Amer.. | Kit fox. Blackfoot | | |
| Sinte-Gleska | Native Amer.. | Spotted tail. Sioux | | |
