Cognomen Blalock (Blalock 
) , around the globe, is a common last name. The last name Blalock is characteristic of the United States, where it is quite a rare surname, New Zealand, where it is a rare surname, and Canada.
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| Blalock | United Kingdom, United States, Germany, Canada, New Zealand |
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nelson blalock American physician, US (b. 1836) |
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malinda blalock Confederate Army soldier, US (b. 1842) |
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joe blalock American football player (1919-1974), US (b. 1919) |
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dennis blalock American painter, US (b. 1942) |
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| alfred blalock American surgeon, US (b. 1899) |
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| myron geer blalock (b. 1891) |
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| patricia swift blalock American librarian and human rights activist, US (b. 1914) |
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jolene blalock Actress and model, US (b. 1975) |
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| hubert m. blalock, jr. American sociologist, US (b. 1926) |
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hank blalock American baseball player, US (b. 1980) |
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justin blalock American football player (born 1983), US (b. 1983) |
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| jane blalock professional golfer, US (b. 1945) |
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| j. edwin blalock researcher, US (b. 1949) |
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| sean blalock college basketball player (2005–2006) Western Illinois |
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| ralph blalock college basketball player (1993–1996) Towson |
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