The noun Johnson or Johnsen can be the name of a person, a place, or a thing; for example:
- Lyndon B. Johnson, 36th President of the United States
- Dr. David E. Johnsen PHD, Clinical Psychology, Oklahoma City, OK
- Johnson City, TN 37601
- Johnsen Road, Covington, LA 70435
- Johnson & Johnson Consumer Products Company
- Johnsen, Fretty & Company, Stamford, CT
The nouns Johnsen and Johnson are proper nouns. A proper noun is always capitalized.