Taylor Walker is the girlfriend of NASCAR driver Austin Dillon. Walker is "Miss University Primetime" and does promotional work for UniversityPrimetime.com, which ranks school's based on how attractive its female students are, among other things college-related. She used to date Florida Gators backup quarterback Will Grier, but has been with Dillon, the grandson of team owner Richard Childress, since last year. You can follow Taylor on Instagram @t_walk7 and on Twitter @taylor_walker22. Click through the gallery to see some of Walker's best Instagram photos.