Friend or ally
Derived from the name of the Dakota people, a Native American tribe. In the Dakota language, the word signifies a sense of companionship and alliance. This specific spelling is a less common variant of the more traditional Dakota.
Less common today
Dacotah isn't in the latest US Top 1000. It last peaked at #4,526 in 1994.
Australian professional speedway rider
US births per 5-year period, 1990βpresent (SSA data).