Martin D Walker
- Category : Engineer-Mechanical
- Type : GE
- Profile : 6/2 - Role Model / Hermit
- Definition : Split - Small (2,5,12,34,35)
- Incarnation Cross : LAX Prevention 1
American mechanical engineer, business administrator and CEO of M.A. Hanna, a mining company plus polymer line. Walker is a graduate of Michigan State with a BS in Mechanical Engineering and an MA in Business Administration.