Mark Ellis or Marc Ellis may refer to:

Athletes

* Mark Ellis (baseball) (born 1977), Major League Baseball player * Mark Ellis (cricketer) (born 1962), English former cricketer * Mark Ellis (footballer, born 1962), English footballer who played for Bradford City * Mark Ellis (footballer, born 1988), English footballer who plays for Barrow * Mark Ellis (hurler) (born 1990), Irish hurler * Marc Ellis (rugby) (born 1971), New Zealand rugby league and union footballer

Other people

* Mark Ellis (actor), Canadian actor * Mark Ellis (lawyer) (born 1957), English/American international lawyer * Mark Ellis (American author), American novelist and comic-book writer * Mark Ellis (Formula One), British Formula One engineer * Mark Ellis (Welsh author), Welsh thriller writer * Mark Ellis (yacht designer), Canadian/American sailboat designer * Marc H. Ellis (born 1952), theologian and philosopher * Flood (producer) or Mark Ellis, English producer and recording engineer {{DEFAULTSORT:Ellis, Mark