Surname Porthault (Porthault 
) , around the globe, is a rare family name. The last name Porthault is characteristic of France, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Very seldom, Porthault is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Porthault | United Kingdom, United States, France |
| alain porthault French sportsman (1929-2019), FR (b. 1929) |
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| marc porthault FR (b. 1930) |
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| andré porthault French sports shooter, FR (b. 1941) |
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Mr, Sylvie, Alexis, Alexia, Albane, Arnaud, Carole, Claude, Célya, Benoit, Karine, Pascal, Pierre, Robert, Renaud, Damien, Didier, Gladys, Lionel, Jordan, Jerome, Julien, Michel, Margot, Odile, Herve, Ms, Jm, Guy, Luc, Marc, Alan, Rudy, Jade, Jean, Titi, Thomas, Eric, Maria, Marie, Serge, Cathy, Clara, Kevin, Denis, David, Diane, Julie, Yves, and Emilie