Cognomen Ghilain (Ghilain 
) , throughout the world, is a rare last name. The last name Ghilain is characteristic of Belgium, where it is quite a rare surname, France, where it is a rare surname, and the United States, where it is a very rare surname. Much less frequently, Ghilain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ghilain | Belgium, United Kingdom, France, Italy, United States |
| alfred ghilain BE (b. 1840) |
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| oscar ghilain (b. 1855) |
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| antoine ghilain Roman-Catholic priest, secondary school teacher of Latin and Greek, scholar of Manicheism, and pioneer of Parthian linguistics (b. 1901) |
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| eddy ghilain French playwright, FR (b. 1902) |
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Mr, Agnes, Aurã, Carol, Roger, Denis, Danni, Laura, Laure, Louis, Janet, James, Joris, Jenna, Naima, Fanny, Freya, Wayne, Éric, Marina, Maxime, Mikael, Annie, Alain, Steve, Safet, Ms, Jo, Sam, Gil, Leo, Lou, Jan, Tim, Marc, Anne, Myriam, Carl, Risa, Lise, Jane, John, Jean, Eric, Marie, Manon, Sandy, Sarah, Rosa, and Samira