Sir Samuel Alexander Sadler was a British industrialist, public servant and the first Conservative Member of Parliament for Middlesbrough, United Kingdom, the town with which his name is associated.
- Occupation
- politician, businessperson
- Position held
- member of the 27th Parliament of the United Kingdom
- Citizenship
- United Kingdom of Great Britain and Ireland
- Born
- 1842
- Died
- September 29, 1911
