Mark Kerr may refer to:
Military Lord Mark Kerr (British Army officer, born 1676) (1676–1752), British general and military governor, Governor of Sheerness, and Governor of Edinburgh Castle Lord Mark Kerr (Royal Navy officer) (1776–1840), British admiral, contender for Antrim (UK Parliament constituency) Lord Mark Kerr (British Army officer, born 1817) (1817−1900), British general, nephew of the above Mark Kerr (Royal Navy officer, born 1864) (1864−1944), British admiral and Royal Air Force general, nephew of the above Mark Kerr (Royal Navy officer, born 1949), British admiral
Others Mark Kerr (abbot) (died 1584), Abbot of Newbattle, Scotland Mark Kerr, 1st Earl of Lothian (1553−1609), Scottish nobleman and politician Mark Kerr (fighter) (born 1968), American mixed martial artist and collegiate wrestler Mark Kerr (footballer) (born 1982), Scottish footballer