Meaning and Origin of: Williamson

Boy name origins & meanings

  • Teutonic : Valiant protector

Family name origins & meanings

  • Northern English, Scottish, and northern Irish : patronymic fromWilliam.
  • This surname was brought to North America from northern England and northern Ireland independently by numerous different bearers from the 17th century onward. Timothy Williamson is recorded in Plymouth Colony in 1643.