Hogan has been back in training for nearly a fortnight after recovering from the groin injury which forced him to miss all of pre-season and the start of the Championship campaign.
Fellow forward Keinan Davis is also back in training, though at an earlier stage of his recovery than Hogan. The 20-year-old, who enjoyed a breakthrough season last term, had also been suffering with a groin problem.
Villa head to Bristol in desperate need of a win to ease the mounting pressure on boss Steve Bruce.
They are set to be greeted by the biggest crowd of the season to date at Ashton Gate, with the Robins yesterday reporting ticket sales of more than 23,000, with Villa’s allocation of 3,440 sold out.