Lowest total score (first 36 holes) in a golf PGA Tour event

- Who
- Justin Thomas
- What
- 123 total number
- Where
- United States
- When
- 15 January 2017
The lowest total score (first 36 holes) in a golf PGA Tour event is 123 achieved by Justin Thomas (USA) at the Sony Open in Hawaii, USA, on 15 January 2017
Justin shot a 59 in the first round becoming the youngest player in tour history to do this, at 23 years of age.