Olathe may refer to a place in the United States:
- Olathe, Colorado
- Olathe, Kansas, large suburb of Kansas City
- Olathe School District:
- Olathe East High School
- Olathe South High School
- Olathe Northwest High School
- Olathe North High School
- The Olathe News
- Olathe School District:
- Naval Air Station Olathe, in Gardner, Kansas