Prairie Du Chien's best 100% FREE Cougar dating site. Meet thousands of single Cougars in Prairie Du Chien with Mingle2's free personal ads and chat rooms. Our network of Cougar women in Prairie Du Chien is the perfect place to make friends or find a Cougar girlfriend in Prairie Du Chien. Join the hundreds of single Iowa Cougars already online finding love and friendship in Prairie Du Chien!