Brian Dennis Gessner (born 20 June 1947) is a South African former cricketer. Gessner was a left-handed batsman who bowled left-arm fast-medium. He was born in Durban, Natal Province.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| First-class | 32 | 68 | 5.23 | 0/0 | 29* | 101 | 20.54 | 6/67 | 13/– |
| List A | 5 | 10 | – | 0/0 | 9* | 8 | 24.00 | 2/24 | 3/– |
