Crystal Brook

Crystal Brook may refer to several places:

Australia

 * Crystal Brook (creek), in South Australia
 * Crystal Brook, Queensland, a locality in the Whitsunday Region
 * Crystal Brook, South Australia, a town north of Adelaide
 * Crystalbrook, Queensland, a locality in Shire of Mareeba

United States

 * Crystal Brook (Beaver Kill tributary), Delaware County, New York
 * Crystal Brook (East Brook tributary), Delaware County, New York