Griffin attended Savannah Christian Preparatory School in Savannah, Georgia.[1][2] When Griffin was in eighth grade, he received an offer from Georgia, without playing a down of high school football.[3] As a sophomore, he recorded 14.5 sacks, 82 tackles, and 30 tackles-for-losses.[4] He followed that up by tallying 17.5 sacks with 97 tackles, 31 tackles-for-losses, and an interception as a junior.[5][6] Griffin finished his high school career totaling more than 300 total tackles, 96 tackles-for-loss, and 44 sacks.[7]
Griffin was rated as a consensus five-star recruit and one of the top-rated players in the 2025 class.[8] Griffin committed to play college football at the University of Georgia over offers from Miami and USC.[9][10] He officially signed with Georgia in December 2024.[11]