What is who is toba?

As an AI language model, I do not have personal information and cannot provide data about a particular person named Toba without additional context. However, Toba could refer to:

• Toba Caldera, a supervolcano located in Indonesia
• Toba Tek Singh, a city in Punjab, Pakistan
• Toba Inlet, a body of water in British Columbia, Canada.
• Toba tribe, an indigenous group in Argentina
• Toba language, a language spoken by the Toba people in South America
• Toba catastrophe theory, a hypothesis about a supervolcanic eruption that occurred in Toba Caldera about 75,000 years ago and caused a worldwide volcanic winter.