Cognomen Lewis-Williams (Lewis-Williams 
) , globally, is a very rare surname. The family name Lewis-Williams is characteristic of South Africa, where it is a very rare surname, the United Kingdom, and the United States. Much less frequently, Lewis-Williams is the forename as well as the last name. Parts of the name also exists independently as a last name Lewis, and a last name Williams.
| VARIANT | COUNTRY |
|---|---|
| Lewis-Williams | South Africa, United Kingdom, United States |
| j. david lewis-williams South African archaeologist, ZA (b. 1934) |
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| david lewis-williams |
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| james d. lewis-williams |
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| dan lewis-williams English cricketer (b. 1993) |
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Mr, Dione, Gemma, Grace, Laura, Linda, Lloyd, Jevon, Tonya, Nancy, Oscar, Meryll, Sandra, Sharon, Andrea, Andrew, Angela, Ashton, Autumn, Brenda, Bianca, Kassie, David, Debra, Rhian, Renda, Kim, Roz, Huw, Ife, Mark, Mike, Alec, Anna, Kyle, Rena, Regina, Dana, Jane, John, Evie, Megan, Alain, Allen, Craig, Cindy, Karen, Kathy, Gail, and Danier