At Cheersoft, every machine was named after a character from Cheers. I was Woody, the president was Malone (as was his handle), Cliff was the database we stored our code on and compiled on (repository of information), Frasier was our test BBS (spin-off and giving programs ``therapy''), and so forth.
My primary home computer, at all times, is Guardian, an Ultima reference. Anything I've got that other people are using, like

Here at

Netsville used, at least at one point, greek letters.
One university I visited with an ex a while ago used characters from Greek comedies for Mac servers, and Greek tragedies for *nix servers.
An insurance company I worked at briefly in San Francisco named all of their computers after famous 49ers. I forget who I was...
What's the naming convention at your workplace, home, whatever?
Love is a new hard drive when your old one's falling apart completely. Last night