Mark Gillespie

• Mark Gillespie (Scottish singer), Scottish singer and part of the British boyband Big Fun
• Mark Gillespie (Irish cricketer)
• Mark Gillespie (musician born 1970), English singer-songwriter
• Mark Gillespie (New Zealand cricketer), New Zealand cricketer
• Mark Gillespie (footballer), English footballer
• Mark Gillespie (Australian musician), Australian singer-songwriter
• Mark Gillespie (talent manager), British record producer