As a last name'Goodspeed' derives from'Godspeed' which comes from the expression'God speed (you)', presumably applied as a nickname for someone who habitually used this expression.
As a last name'Goodspeed' derives from'Godspeed' which comes from the expression'God speed (you)'. Goodspeed is also a wish for success and fortune for one setting out on an enterprise, presumably applied as a nickname for someone who habitually used this expression.