Surname Ruchat (Ruchat 
, รู้ชัด) , in the entire world, is a rare family name. The family name Ruchat is characteristic of Switzerland, where it is quite a rare surname, France, where it is a rare surname, and New Zealand, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Switzerland, France, and the United Kingdom. Very seldom, Ruchat is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ruchat | Switzerland, United Kingdom, United States, India, France |
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abraham ruchat Swiss Protestant theologian and historian, CH (b. 1680) |
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flora ruchat-roncati Swiss architect (1937-2012), CH (b. 1937) |
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| adolphe-henri ruchat (1906-2002), CH (b. 1906) |
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anna ruchat CH (b. 1959) |
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| stephanie-may ruchat researcher (ORCID 0000-0002-2140-7526) |
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| marie ruchat CH |
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Mr, Audrey, Pascal, Romain, Daniel, Louise, Jemima, Thomas, Martial, Mathieu, Shirley, Sylvain, Corinne, Céline, Bradley, Perrine, Laurent, Nicolas, Harmony, Vincent, Amandine, Collette, Sylvia, Steven, Michel, Manoé, Ms, Mike, Anna, Paul, Rees, Leah, Loic, Jean, Marie, Serge, Courtney, Sonya, Anita, Kerry, Peter, Roger, Derek, David, Louey, Jason, Frank, Yanik, Alain, and Philippe