Other
- Samuel D. Johnson, Jr. (1920–2002), United States federal judge
- Samuel W. Johnson (1831–1912), English locomotive engineer
- Samuel William Johnson (1830–1909), United States agricultural chemist
- Samuel Johnson (clergyman) (1822–1882), United States clergyman and author
- Samuel Johnson (actor) (born 1978), Australian actor and radio presenter
- Sam Johnson, American television producer and writer, see Sam Johnson and Chris Marcil
- Sam Johnson (activist) (born 1989), organiser of the Student Volunteer Army following the Christchurch earthquakes in 2010 and 2011
- Samuel Johnson (New Zealand editor) (1827–1905), New Zealand printer, newspaper proprietor and editor
- Samuel Johnson (music producer), Australian music producer and engineer
Read more about this topic: Samuel Johnson (disambiguation)