Mason Richman Stats & Bio | Seahawks Tackle

About Mason Richman

Mason Richman is a tackle for the Seattle Seahawks, wearing jersey number 78 and bringing size, strength, and determination to the offensive line. Standing 6'5" and weighing 307 pounds, Richman possesses the physical tools that make him a formidable presence in the trenches. Born on May 7, 2002, in Leawood, Kansas, he developed his craft at the University of Iowa, a program renowned for producing elite offensive linemen under its distinguished coaching staff. The Hawkeyes' rigorous system helped shape Richman into a disciplined, technically sound blocker capable of competing at the highest level. Still in the early stages of his NFL career, Richman represents the next generation of talent protecting Seattle's backfield. His combination of youth, athleticism, and a strong football foundation gives the Seahawks a promising building block along their offensive line for years to come.

Updated: Mar 1, 2026