The name Edmund Mortimer was held by several members of the powerful Marcher family of Mortimer, including:

• Edmund Mortimer, 2nd Baron Wigmore
• Edmund Mortimer, 3rd Earl of March and his grandson
• Edmund Mortimer, 5th Earl of March,

The best-known of the Edmund Mortimers was the second son of the 3rd Earl:

Edmund Mortimer (November 9, 1376 - 1409?), was the second son of the 3rd Earl of March by his wife Philippa Plantagenet, and is the best-known of the various Edmund Mortimers. A grandson of Lionel of Antwerp and thus descended from King Edward III of England, he was born at Ludlow Castle in Shropshire.

Edmund Mortimer (21 August, 1874 - 21 May, 1944), was an American actor and director. He appeared in 251 films between 1913 and 1945. He also directed 23 films between 1918 and 1928.

He was born in New York, New York and died in Los Angeles, California.