There are many mods out there, including some that allow you to play as RE5 Jill in the PC version of Resident Evil Revelations. However, these two new mods by EvilLord allow you to play as the real & definitive Julia Voth version of the character: REmake Jill !
Download REmake Jill - S.T.A.R.S. Uniform:
Download REmake Jill - RE3 Outfit:Back-up Link (file contains both mods):
NOTE: .rar files do not require password