Oregon, United States •
Tualatin, Oregon, a city in the Tualatin Valley •
Tualatin Academy, a building and former school in Forest Grove •
Tuality Community Hospital, a hospital in Hillsboro •
Tualatin Mountains, a section of the Oregon Coast Range •
Tualatin Plains, a lowland section of the Tualatin Valley •
Tualatin River, a tributary of the Willamette River •
Tualatin Station, a commuter rail station in Tualatin •
Tualatin Valley, the region surrounding the Tualatin River •
Tualatin Valley Highway, a state highway •
Tualatin Valley Fire and Rescue, a regional fire district ==Other uses==