Lagoa Alegre's best 100% FREE Singles dating site. Meet thousands of singles in Lagoa Alegre with Mingle2's free personal ads and chat rooms. Our network of single men and women in Lagoa Alegre is the perfect place to make friends or find a boyfriend or girlfriend in Lagoa Alegre. Join the hundreds of singles in Piauí already online finding love and friendship in Lagoa Alegre!