Sophia Chew Nicklin Dallas was the wife of Vice President George Mifflin Dallas, and thus second lady of the United States from 1845 to 1849. She was the daughter of Philadelphia merchant Philip Nicklin and Julianna Nicklin, and the granddaughter of Benjamin Chew.
- Position held
- Second Lady or Gentleman of the United States
- Citizenship
- United States
- Born
- June 25, 1798
- Died
- January 11, 1869
