Mert Lawwill (Born September 25, 1940) is an American professional motorcycle racer, race team owner and mountain bike designer.[1] He competed in the AMA Grand National Championship from 1962 to 1977. Lawwill is notable for winning the 1969 AMA Grand National Championship as a member of the Harley-Davidson factory racing team.[1] After his motorcycle racing career, Lawwill became one of the top motorcycle racing frame designers and builders.[1] Lawwill then used his experience as a motorcycle frame builder to become an innovative mountain bike designer, developing one of the first bicycle suspensions.[2] He also developed prosthetic limbs for amputees.[2] Lawwill was inducted in the Mountain Bike Hall of Fame in 1997 and the Motorcycle Hall of Fame in 1998.[1][3]