Marquis Grissom, Jr. – Baseball – Georgia Tech Yellow Jackets
Marquis Grissom Jr. at Breakthrough Series camp
Top Georgia 2020 MLB Draft Prospects — College Baseball, MLB Draft
Marquis Grissom Baseball Association
Marquis Grissom Jr. to make his Georgia Tech debut Tuesday
HBCU Swingman Classic players learn from MLB greats
Marquis Grissom Jr Class of 2020 - Player Profile
Marquis Grissom - Wikipedia
Marquis Grissom Baseball Association
Marquis Grissom Training & Development - From Average To Awesome
Building an all-Black World Baseball Classic team
2022 MLB Draft - Top 500 Prospects — Prospects Live
Marquis Grissom, Jr. – Baseball – Georgia Tech Yellow Jackets