what nationality is the name Cecil
Cecil is a surname of Welsh origin. Notable people with the surname include: 1  Brett Cecil (born 1986), Canadian baseball pitcher. 2  Chuck Cecil (born 1964), American football player.3  Edward Cecil, 1st Viscount Wimbledon (1572â1638), English political and military leader.ecil is a surname of Welsh origin. Notable people with the surname include: 1  Brett Cecil (born 1986), Canadian baseball pitcher. 2  Chuck Cecil (born 1964), American football player.