Hacienda El Rosario's best 100% FREE dating site. Meeting nice single men in Hacienda El Rosario can seem hopeless at times — but it doesn't have to be! Mingle2's Hacienda El Rosario personals are full of single guys in Hacienda El Rosario looking for girlfriends and dates. Meet Hacienda El Rosario single men today — sign up for Mingle2's FREE online Hacienda El Rosario dating site!