Michael Collier

• Michael Collier (photographer), American photographer
• Michael Collier (poet), American poet, teacher and editor
• Michael Collier (swimmer), Sierra Leonean swimmer
• Mike Collier (American football), American football player
• Mike Collier (producer), record producer
• Mike Collier, Democratic candidate for Texas Lieutenant Governor in 2018 [Texas lieutenant gubernatorial election|2018] and 2022