A well known character in StarTrek played by the Canadian actor JamesDoohan, who (along with fellow Canadian MikeMyers?) seems to have made bad Scottish accents a staple of comedy up north
The NomDeNet of ScottJohnson, though the canonical non-Wikified spelling of this definition is engineer_scotty (e_s for short). Right now, I use my legal name here due to RealNamesPlease; this page is mainly for reference.