She most certainly is. Nikki Haley was born Nimrata Nikki Randhawa in Bamberg, South Carolina.
And for that matter, Bobby Jindal was born in Baton Rouge, Louisiana and Marco Rubio was born in Miami, Florida.
Natural Born Citizen does not require having US citizens for parents if you are born in the United States.
Since when? Both parents must be citizens of the US at the time of your birth. They can be naturalized, but the must be citizens. nd if your parents were naturalized citizens, but worked for the government, or the military, and were stationed overseas where you were born, you'd be a natural born citizen too.