Mark Simmons

• Mark Simmons (American football), American football wide receiver
• Mark Simmons (comedian), British comedian
• Mark Simmons (cricketer), former English cricketer
• Mark Simmons (boxer), Canadian heavyweight boxer
• Mark Simmons (police officer), British senior police officer
• Mark Simmons (politician), former Oregon house of representatives member
• Mark Simmons (discus thrower), American discus thrower, All-American for the SMU Mustangs track and field team