The main character in two novels by DouglasAdams.
See DirkGentlysHolisticDetectiveAgency, TheLongDarkTeatimeOfTheSoul, SalmonOfDoubt.
See also DirkGentlyNavigationMethod.
From the credits in the old Mac Multifinder:
Extra special thanks to that all around great guy,
Fred Burst: the only man whose name is a complete sentence.