Looks to be Joan Cuneo, on the Glidden race, but the photo wasn't labeled with her, it is labeled "1909 - Participant car escorted into Jackson, Michigan, 1909 Glidden Tour."

It doesn't show enough of the hair or face for me to be sure, but, how many women were racing on the Glidden? And Joan Cuneo wore round cake shaped hats like this

https://justacarguy.blogspot.com/2016/02/the-self-taught-racer-so-good-that.html
https://anyskin.tumblr.com/page/117
https://anyskin.tumblr.com/post/182394104322/1909-participant-car-escorted-into-jackson