Mullock is a surname. Notable people with the surname include:
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John T. Mullock (1807–1869), Roman Catholic bishop of St. John's, Newfoundland
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Julia Mullock (1928–2017), former wife of the former Korean royalty
Yi Ku
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Richard Mullock
Richard Mullock (3 May 1851 – 1920) was a Welsh sporting administrator and official, who is most notable for organising the first Welsh rugby union international game and was instrumental in the creation of the Welsh Football Union, which bec ...
(1851–1920), Welsh sporting administrator and official
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* Mullock may also refer to waste
tailings
In mining, tailings or tails are the materials left over after the process of separating the valuable fraction from the uneconomic fraction (gangue) of an ore. Tailings are different from overburden, which is the waste rock or other material ...
from metal ore mining.