What's The Story
Apparently named for the Ottawa tribe. Although some members of the Ottawa tribe, Shabbona for example, lived among Potawatomi in Illinois River communities, there is no evidence that the Ottawa tribe occupied the location of present-day Ottawa.
Vogel, J. Virgil 1962. Journal of the Illinois State Historical Society (1908-1984) , Autumn, 1962, Vol. 55, No. 3 (Autumn, 1962), pp. 271-308.