Harry Barkus Gray
- Category : Science-Chemistry
- Type : GE
- Profile : 4/6 - Opportunistic / Role Model
- Definition : Split - Small (20)
- Incarnation Cross : RAX Explanation 4
American scientist, chemist. He won the Priestley Medal in 1991, Harvey Prize in 2000, The Benjamin Franklin Medal in Chemistry in 2004, and the Wolf Prize in Chemistry in 2004.