Mark Bailey

Mark Bailey may refer to:


 * Mark Bailey (diplomat) (1951–2021), Canadian diplomat
 * Mark Bailey (rugby union) (born 1960), English rugby player, headmaster and professor of Later Medieval History
 * Mark Bailey (baseball) (born 1961), former catcher in Major League Baseball
 * Mark Bailey (conductor) (born 1962), conductor and composer of Slavic sacred music
 * Mark Bailey (cricketer) (born 1970), New Zealand cricketer
 * Mark Bailey (footballer) (born 1976), former professional football defender
 * Mark Bailey (politician) (born 1968), Australian politician
 * Mark Bailey (writer) (born 1968), American writer
 * Bill Bailey (born 1965), real name Mark Bailey, British comedian
 * Mark Bailey, a personal trainer on the British TV series The Biggest Loser