A: Palo Alto, California, United States
An online discussion in the Humanist Discussion Group on March 19, 2015 elicited this response from Desmond Schmidt:
"Subject: Re: 28.827 "digital humanities": first occurrence.
"Collating all the responses this appears to be the earliest unambiguous reference that can be retrieved online, in the Stanford Bulletin 1995, p.432:
"Digital Humanities practicum--for humanities majors concentrating in digital humanities." But the other references show that it was not until 2000/2001 that the term 'digital humanities' started to take off."