Rasmusson Last Name: Meaning and Heraldic Roots

Bearers of the name Rasmusson share their surname's story with Rasmussen, its better-known spelling. Its meaning, shared with Rasmussen, is “Son of Rasmus (Erasmus)”.

• Other spellings include Rasmuson and Rasmusen.
• In the 2010 US Census, 947 Americans gave Rasmusson as their last name (rank 25,935).
• Rasmusson is listed among the recognised spellings of Rasmussen.

Heraldry and the Rasmusson name

A coat of arms belongs to a particular family line rather than to everyone named Rasmusson, so the heraldry linked to Rasmussen is a starting point, not an automatic right. Want more than a summary? See the Rasmusson family name pack.