Nicky Moore (born 1947, England) is an English blues, rock and heavy metal singer, who is best known as a former member of the British band Samson. He replaced Bruce Dickinson who left the band to join Iron Maiden in 1982. Moore left Samson in the late 1980s and rejoined in the late 1990s. After his initial departure from Samson, Moore sang in the band Mammoth, which also featured former Gillan bassist John McCoy. Mammoth released two albums before splitting up in 1989.