- November 3, 2019 – Malibu Half Marathon & 5k Run/Walk
- March 24, 2019 – Skechers Performance Los Angeles Marathon
- July 29, 2018 – Biofreeze San Francisco Marathon
- March 22, 2018 – Nike Go LA 10k
Source: https://www.athlinks.com/search/unclaimed?category=unclaimed&term=Gregg%20Hawkins