|High School:||Davie County|
Before USMMA: O'Brien was a member of the swimming, soccer, and tennis teams at Davie County High School. He served as captain of his high school swim team.
|DOB:||-||Favorite Book:||Lord of the Rings|
|Parents:||Tom & Ale||Favorite Movie:||Star Wars|
|Siblings:||Rachel||Favorite TV Show:||NCIS|
|Favorite Sports Team:||Arizona Cardinals||Favorite Musical Artist:||Red Hot Chili Peppers|
|Favorite Athlete:||-||Favorite Food:||Shrimp Scampi|
|Major:||Engine||Hobbies:||Running & Video Games|